Mock and Roll! NASA's Shuttle Endeavour Moves to Launch Pad, Liftoff Dress Rehearsal Set
The first motion of Endeavour on its rollout to the pad is scheduled for 4 a.m. EST. The 3.4-mile journey is expected to take approximately six hours. Activities include a 7 a.m. photo opportunity of the shuttle's move, followed by an 8:30 a.m. interview availability with Endeavour Flow Director Dana Hutcherson. Reporters must arrive at Kennedy's news center by 6:30 a.m. on Wednesday for transportation to the viewing area.
Live coverage of the move will be shown on NASA Television beginning at 6 a.m. Video highlights will air on the NASA TV Video File.
Foreign journalist media accreditation for rollout is closed. U.S. reporters without permanent Kennedy credentials must apply for accreditation by 4 p.m. Monday, Jan. 4.
Endeavour's astronauts and ground crews will participate in a launch dress rehearsal, known as the Terminal Countdown Demonstration Test, starting Jan. 19. The test provides each shuttle crew with an opportunity to participate in various simulated countdown activities, including equipment familiarization and emergency training. Media events associated with the test and badge pick up information will be announced at a later date.
Journalists must apply for accreditation for the Terminal Countdown Demonstration Test by noon on Friday, Jan. 8.
Reporters requesting accreditation must apply online at:
The six astronauts for Endeavour's STS-130 mission will deliver a third connecting module, the Tranquility node, to the International Space Station. Launch is targeted for 4:39 a.m. Feb. 7.
For NASA TV downlink information, schedules and links to streaming video, visit:
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Ominous black smoke rose over California's high desert on a crisp, cold December morning in 1962, and there was no sign of a parachute. Della Mae Bowling, the pilot's office secretary at NASA's Flight Research Center on Edwards Air Force Base, was crying as fire trucks raced across the vast expanse of Rogers Dry Lake toward the crash scene. But Bowling and others were to learn that what might have been a terrible tragedy turned out instead to be a triumph of piloting skill.Several years earlier, NASA had acquired a production Lockheed F-104A for use as a research aircraft. On April 13, 1959, Neil Armstrong ferried the supersonic jet from Lockheed's Palmdale, Calif., facility to NASA's Flight Research Center, where it was equipped with special instrumentation and re-designated as a JF-104A. It initially served as a launch platform for parachute test vehicles and experimental sounding rockets. Later, it was used for mission support, pilot proficiency and as a chase plane for other research aircraft. In all, seven NASA pilots flew the airplane 249 times.
On Dec. 20, 1962, NASA research pilot Milton O. Thompson was scheduled to evaluate weather conditions over Mud Lake, Nev., in preparation for the launch of an X-15 rocket plane over that area a few hours later. Weather flights were critical because go/no-go decisions were based on real-time observations made along the planned flight path.
Thompson strapped himself into the JF-104A cockpit, taxied to the runway, took off to the northeast and climbed to cruising altitude. Visibility was clear all along his route. Upon returning to Edwards, Thompson configured the airplane so he could practice simulated X-15 landings on the clay surface of Rogers Dry Lake.During his first approach he cut throttle, extended speed brakes and began a steep, descending turn toward a runway marked on the lakebed's surface. Decelerating, he lowered the flaps and held 300 knots indicated airspeed as he dove toward the airstrip. The jet lost altitude at a rate of 18,000 feet per minute until he leveled off at 800 feet, lit the afterburner and climbed away.
During his second approach, Thompson noticed the airplane was rolling to the left. He applied full right aileron and rudder but failed to stop the motion. Seeing his airspeed dropping rapidly, he advanced the throttle to full and relit the afterburner. As his speed increased to 300 knots the roll ceased, leaving the airplane in a 90-degree left bank. Thompson increased his speed to 350 knots to gain more control effectiveness and began to troubleshoot the problem.
Guessing that the airplane was experiencing an asymmetric control condition – either flaps or speed brakes – he repeatedly cycled the roll and yaw dampers, flap-selector switch and speed brakes. He verified that both flaps indicated "up" and visually examined the exterior of the aircraft using his rear-view mirrors. The leading-edge flaps appeared to be up and locked but he couldn't see the trailing-edge flaps. Thompson knew he was in serious trouble and wasn't sure he could land safely. It slowly dawned on him that he might have to eject.
In a last-ditch effort, Thompson radioed NASA-1 – the Flight Operations office – and urgently asked for fellow research pilot Joe Walker, who was suiting up for his X-15 mission.
"Trouble?" Walker asked.
"Right, Joe," said Thompson, "I'm running out of right aileron."
After a brief discussion, Walker decided one of the flaps might be locked in the down position and suggested that Thompson cycle the flap lever again. Thompson tried this and immediately knew it was a mistake, as the airplane started to roll rapidly. He soon realized the situation was hopeless.
"She's going, Joe!" he called.
After four complete rolls, Thompson ejected while inverted. He felt a terrible pain in his neck as the seat's rocket motor blasted him free of the airplane. His body was whipped by air blast, and he began to tumble wildly. After rocket burnout, he separated from the seat but soon realized he was still holding onto the ejection handle. His parachute opened promptly as soon as he released his grip.
Floating gently down from 18,000 feet, Thompson saw the airplane plummet nose-first into the desert and explode on the Edwards bombing range. He was breathing rapidly and felt lightheaded and slightly breathless. After several failed attempts to activate his bailout oxygen bottle, he unfastened his mask and breathed the thin, but fresh, air. He landed softly, gathered up his parachute, and walked to a nearby road.At NASA-1, the mood was grim. Thompson hadn't had time to inform anyone that he was ejecting and nobody saw his parachute. Their faces bearing shock and tears, NASA employees stared at the column of thick, black smoke rising in the distance.
NASA Flight Operations chief Joe Vensel hopped in a car and sped across the lakebed toward the crash site, expecting the worst. To his surprise, he found Thompson waiting calmly by the roadside, apparently unharmed.
An investigation revealed that the accident had most likely been the result of an electrical malfunction in the left trailing-edge flap. The investigating board, headed by Donald R. Bellman, gave Thompson high marks for his actions.
"Throughout the emergency," the board's report read, "the pilot showed superior skill and judgment, which contributed materially to his own safety and to the understanding of the causes of the aircraft loss."
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A network of cameras deployed around the Arctic in support of NASA's THEMIS mission has made a startling discovery about the Northern Lights. Sometimes, vast curtains of aurora borealis collide, producing spectacular outbursts of light. Movies of the phenomenon were unveiled at the Fall Meeting of the American Geophysical Union today in San Francisco."Our jaws dropped when we saw the movies for the first time," said space scientist Larry Lyons of the University of California-Los Angeles (UCLA), a member of the team that made the discovery. "These outbursts are telling us something very fundamental about the nature of auroras."
The collisions occur on such a vast scale that isolated observers on Earth -- with limited fields of view -- had never noticed them before. It took a network of sensitive cameras spread across thousands of miles to get the big picture.
NASA and the Canadian Space Agency created such a network for THEMIS, short for "Time History of Events and Macroscale Interactions during Substorms." THEMIS consists of five identical probes launched in 2006 to solve a long-standing mystery: Why do auroras occasionally erupt in an explosion of light called a substorm?
Twenty all-sky imagers (ASIs) were deployed across the Alaskan and Canadian Arctic to photograph auroras from below while the spacecraft sampled charged particles and electromagnetic fields from above. Together, the on-ground cameras and spacecraft would see the action from both sides and be able to piece together cause and effect-or so researchers hoped. It seems to have worked.
The breakthrough came earlier this year when UCLA researcher Toshi Nishimura assembled continent-wide movies from the individual ASI cameras. "It can be a little tricky," Nishimura said. "Each camera has its own local weather and lighting conditions, and the auroras are different distances from each camera. I've got to account for these factors for six or more cameras simultaneously to make a coherent, large-scale movie."The first movie he showed Lyons was a pair of auroras crashing together in Dec. 2007. "It was like nothing I had seen before," Lyons recalled. "Over the next several days, we surveyed more events. Our excitement mounted as we became convinced that the collisions were happening over and over."
The explosions of light, they believe, are a sign of something dramatic happening in the space around Earth-specifically, in Earth's "plasma tail." Millions of kilometers long and pointed away from the sun, the plasma tail is made of charged particles captured mainly from the solar wind. Sometimes called the "plasma sheet," the tail is held together by Earth's magnetic field.
The same magnetic field that holds the tail together also connects it to Earth's polar regions. Because of this connection, watching the dance of Northern Lights can reveal much about what's happening in the plasma tail.
THEMIS project scientist Dave Sibeck of NASA's Goddard Space Flight Center, Greenbelt, Md. said, "By putting together data from ground-based cameras, ground-based radar, and the THEMIS spacecraft, we now have a nearly complete picture of what causes explosive auroral substorms."
Lyons and Nishimura have identified a common sequence of events. It begins with a broad curtain of slow-moving auroras and a smaller knot of fast-moving auroras, initially far apart. The slow curtain quietly hangs in place, almost immobile, when the speedy knot rushes in from the north. The auroras collide and an eruption of light ensues.
How does this sequence connect to events in the plasma tail? Lyons believes the fast-moving knot is associated with a stream of relatively lightweight plasma jetting through the tail. The stream gets started in the outer regions of the plasma tail and moves rapidly inward toward Earth. The fast knot of auroras moves in synch with this stream.Meanwhile, the broad curtain of auroras is connected to the stationary inner boundary of the plasma tail and fueled by plasma instabilities there. When the lightweight stream reaches the inner boundary of the plasma tail, there is an eruption of plasma waves and instabilities. This collision of plasma is mirrored by a collision of auroras over the poles.
National Science Foundation-funded radars located in Poker Flat, Alaska, and Sondrestrom, Greenland, confirm this basic picture. They have detected echoes of material rushing through Earth's upper atmosphere just before the auroras collide and erupt. The five THEMIS spacecraft also agree. Last winter, they were able to fly through the plasma tail and confirm the existence of lightweight flows rushing toward Earth.
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New measurements from a NASA satellite show a dramatic cooling in the upper atmosphere that correlates with the declining phase of the current solar cycle. For the first time, researchers can show a timely link between the Sun and the climate of Earth’s thermosphere, the region above 100 km, an essential step in making accurate predictions of climate change in the high atmosphere.Scientists from NASA's Langley Research Center and Hampton University in Hampton, Va., and the National Center for Atmospheric Research in Boulder, Colo., presented these results at the fall meeting of the American Geophysical Union in San Francisco from Dec. 14 to 18.
Earth's thermosphere and mesosphere have been the least explored regions of the atmosphere. The NASA Thermosphere-Ionosphere-Mesosphere Energetics and Dynamics (TIMED) mission was developed to explore the Earth’s atmosphere above 60 km altitude and was launched in December 2001. One of four instruments on the TIMED mission, the Sounding of the Atmosphere using Broadband Emission Radiometry (SABER) instrument, was specifically designed to measure the energy budget of the mesosphere and lower thermosphere. The SABER dataset now covers eight years of data and has already provided some basic insight into the heat budget of the thermosphere on a variety of timescales.
The extent of current solar minimum conditions has created a unique situation for recent SABER datasets, explains Stan Solomon, acting director of the High Altitude Observatory, National Center for Atmospheric Research in Boulder, Colo. The end of solar cycle 23 has offered an opportunity to study the radiative cooling in the thermosphere under exceptionally quiescent conditions."The Sun is in a very unusual period," said Marty Mlynczak, SABER associate principal investigator and senior research scientist at NASA Langley. "The Earth’s thermosphere is responding remarkably — up to an order of magnitude decrease in infrared emission/radiative cooling by some molecules."
The TIMED measurements show a decrease in the amount of ultraviolet radiation emitted by the Sun. In addition, the amount of infrared radiation emitted from the upper atmosphere by nitric oxide molecules has decreased by nearly a factor of 10 since early 2002. These observations imply that the upper atmosphere has cooled substantially since then. The research team expects the atmosphere to heat up again as solar activity starts to pick up in the next year.
While this warming has no implications for climate change in the troposphere, a fundamental prediction of climate change theory is that the upper atmosphere will cool in response to increasing carbon dioxide. As the atmosphere cools the density will increase, which ultimately may impact satellite operations through increased drag over time.
The SABER dataset is the first global, long-term, and continuous record of the Nitric oxide (NO) and Carbon dioxide (CO2) emissions from the thermosphere.
"We suggest that the dataset of radiative cooling of the thermosphere by NO and CO2 constitutes a first climate data record for the thermosphere," says Mlynczak.
The TIMED data provide a climate record for validation of upper atmosphere climate models, which is an essential step in making accurate predictions of climate change in the high atmosphere. SABER provides the first long-term measurements of natural variability in key terms of the upper atmosphere climate.
"A fundamental prediction of climate change theory is that upper atmosphere will cool in response to greenhouse gases in the troposphere," says Mlynczak. "Scientists need to validate that theory. This climate record of the upper atmosphere is our first chance to have the other side of the equation."
James Russell III, SABER principal investigator and co-director of the Center for Atmospheric Sciences at Hampton University in Hampton, Va., agrees adding, "The atmosphere is a coupled system. If you pick up one end of the stick, you automatically pick up the other – they're intrinsically linked. To be as accurate as possible, scientists have to understand global change throughout the atmosphere."
As the TIMED mission continues, these data derived from SABER will become important in assessing long term atmospheric changes due to the increase of carbon dioxide in the atmosphere.
TIMED is the first mission in the Solar Terrestrial Probes Program within the Heliophysics Division in NASA's Science Mission Directorate in Washington.
Related Links:
› TIMED Mission
› SABER Instrument
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December 18, 2009, marks the tenth year since the launch of Terra, one of NASA's "flagship" Earth observing satellites. But the decade is more than just a mechanical milestone. With each additional day and year that the satellite monitors Earth, scientists achieve a lengthened record of Earth's vital signs. It's that record that helps scientists assess the health of Earth's ocean, land, and atmosphere, and determine how these systems are changing."Earth system science is a relatively young science," said Marc Imhoff, project scientist for the mission and a researcher at NASA's Goddard Space Flight Center in Greenbelt, Md. "Terra's sensors have provided the first coordinated set of observations allowing us to link Earth system processes across space and time so we can better understand how they function together and how we interact with them."
Since Terra's five instruments officially saw "first light" on Feb 24, 2000, after a post-launch checkout, the data have continued to advance Earth system science. Here's a sample of the latest developments to be presented by Terra researchers at the Fall Meeting of the American Geophysical Union in San Francisco.
Droughts Slow Earth's Carbon Metabolism
Data from Terra's Moderate Resolution Imaging Spectroradiometer (MODIS) have turned up evidence that climate change may have negative effects for ecosystems earlier than we thought, according to Maosheng Zhao, an ecologist at the University of Montana in Missoula.For the past several decades, photosynthesis by land plants and trees has absorbed, or acted as a "sink," for about one third of global carbon dioxide emissions, helping to slow the increase of the greenhouse gas in the atmosphere. But scientists have found that global carbon uptake by land plants is declining.
"This decreasing trend has very important implications for how much and how long humans should count on the carbon sink capacity of terrestrial ecosystems," Zhao said.
To arrive at their finding, Zhao and colleagues analyzed MODIS data from 2000 to 2008. Directly measuring carbon dioxide from space is difficult, so scientists rely on sensors to measure the photosynthetic activity of plants. That activity can then be translated to an estimate of how much carbon dioxide the plants are absorbing. "So far, MODIS is the best sensor we have for monitoring global vegetation dynamics," Zhao said.
A closer look reveals that carbon uptake is still on the rise in middle and high latitudes of the northern hemisphere. But that benefit is outweighed by changes in the tropics and southern hemisphere, where scientists observed less carbon being absorbed.Zhao thinks that a major cause of the decrease is warming-related droughts, which impact crop yields, timber production, and expanses of natural vegetation.
Some computer models have predicted that by the middle of this century, carbon-climate feedbacks could cause terrestrial ecosystems to shift from being carbon sinks to sources, according to Zhao. "Our result is an early warning that we must take some actions to mitigate human-induced climate change."
Natural Hazards Tracked
There's no escaping the risk to human populations posed by natural hazards. But for almost 10 years, Terra has helped governments and local groups respond to and mitigate the consequences.
Just last month in El Salvador, Hurricane Ida brought heavy rains that triggered flooding and deadly mudslides. In another incident in November, a major algal bloom in Guatemala's Lake Atitlan had residents concerned about the lake's health and the safety of people who swim in and drink the water.
To help monitor these hazards, local governments and data processing groups turn to NASA for images from Terra's Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER ). The instrument's spatial resolutions of about 15 to 90 meters produce detailed maps of land surface characteristics such as temperature, reflectance and elevation, which are key for helping decision-makers determine where and how to respond.
"The request for the mudslide and algal bloom images are typical of the types of requests we receive," said Michael Abrams, ASTER science team leader at NASA's Jet Propulsion Laboratory in Pasadena, Calif. "We also work with the U.S. Forest Service to image active wildfires for logistical support and often for post-fire damage assessment and mitigation."
Instrument operators can point ASTER -- an instrument provided by Japan's Ministry of Economy Trade and Industry -- at specific targets and acquire about 500 images per day. Each day about 3,000 requests are active in the request database, ranging from field work, global maps, and regional monitoring. To decide where to point the instrument, an algorithm was developed to automatically prioritize requests.For example, immediate threats such as the requests from El Salvador's Civil Protection Agency to monitor the flooding and mudslides and Guatemala's Ministry of Agriculture to monitor the algal bloom, receive higher priority. Lower priority targets include a project to obtain complete global maps of ASTER imagery at least 3-5 times during mission.
As part of its monitoring of natural hazards, ASTER has been keeping a long-term eye on more than 1,000 active volcanoes around the world. The extended archive will be used by researchers to characterize the historical behavior for each volcano.
"To improve prediction, we need to know which signals are important," Abrams said.
Pollution Travels High and Far
The Station wildfire that burned southern California in late August 2009 was the largest fire in the recorded history of Los Angeles County and its Angeles National Forest, with more than 160,577 acres burned. Pollution created by the wildfire traveled even further. Rising more than 4 miles (7 kilometers) above Earth's surface, smoke from the fire was carried over Nevada, Utah, and Colorado, and carbon monoxide from the fire traveled at least as far as Louisiana.
The measurement of smoke height was possible with Terra's Multiangle Imaging SpectroRadiometer (MISR ), which can resolve atmospheric components -- such as, clouds, dust and smoke plumes -- in three dimensions. MISR can also measure horizontal winds.
Scientists have used the instrument to develop a multi-year "climatology" or statistical database of the heights to which wildfires inject smoke into the atmosphere. The database now contains observations from more than 7,000 smoke plumes in North America, Siberia, and Africa.
"We discovered that for about one-fifth of wildfires, the smoke particles escape the low, turbulent part of the atmosphere and rise to a higher altitude, where they can remain concentrated for long periods and also be transported great distances " said David Diner, MISR principal investigator at JPL.
Researchers studying the dispersal of particulates from wildfires, volcanoes, and dust storms also use the data to test theoretical simulations against observed behavior. These simulations will help researchers understand, for example, what the effect of more fires in a warmer climate might have on air quality.
Other scientists are watching pollution that travels even greater distances, across international boundaries. Measurements of carbon monoxide from the Measurements of Pollution in the Troposphere instrument MOPITT -- provided by the Canadian Space Agency -- and of aerosols from the MISR and MODIS instruments allow scientists to observe both the sources and transport of pollution on a global scale.
"The Terra satellite made it possible to track pollution plumes as they are transported across the ocean, allowing us to observe numerous plumes of Asian pollution transported to the United States," said Daniel Jacob, an atmospheric scientist at Harvard University in Cambridge, Mass. "The findings show that air pollution is a global issue, and thus that meeting air quality goals in the United States will increasingly require international cooperation."
Balancing the Energy Budget
As society considers carbon dioxide caps and geoengineering, open questions remain
about exactly how, why, and where Earth is warming. Answering those questions requires a clear picture of how the Earth's energy budget is changing.For a decade, researchers using the Clouds and the Earth's Radiant Energy System (CERES) experiment on Terra have been taking stock of how much solar energy is absorbed by the planet's atmosphere and surface, and how much infrared and heat energy is emitted back into space. CERES scientists also study how cloud properties influence the energy exchange from space to the atmosphere to the ground and back again.
"CERES has provided a decade of accurate observations that allow us to explore changes over time, to see how radiation at the top of the atmosphere varies seasonally and annually," said Kevin Trenberth, A CERES investigator from the National Center for Atmospheric Research in Boulder, Colo. "The longer the record, the more valuable it becomes."
The observations have shown that the world is cloudier than we thought, and changes in cloudiness can lead to regional and global fluctuations in the heat budget. For instance, albedo is decreasing in the Arctic as snow and sea ice melt, but there is also evidence of compensation from an increase in cloud cover.
Researchers including Norman Loeb of NASA's Langley Research Center, Hampton, Va., and principal investigator for the CERES instrument, have found that measurements of the energy budget from space correlate well with what is being observed by heat content observations in the ocean, where most solar heat retained by Earth is stored.
Most strikingly, the CERES science team has updated the numbers in the planetary budget ledger and found a gap between incoming and outgoing radiation. The Earth is estimated to be absorbing at a rate of about 0.9 Watts per square meter more than it is emitting -- large enough to provoke the question: what does it mean for climate change?"Terra has allowed us to observe cloud heights with MISR; cloud density and coverage, with MODIS, as well as sea ice, glaciers and surface temperatures; and incoming and outgoing radiation with CERES," said Marc Imhoff, project scientist for Terra. "That's a very powerful combo for understanding how the atmosphere, land, and oceans work together in balancing heat."
Related AGU talks
Wednesday, Dec. 16
U31C-01 Tracking Earth's global energy
U31C-05 Terra at 10: CERES Results
U32A-01 Geological mapping and hazards monitoring using ASTER data
U32A-02 Using Terra observations to quantify sources and intercontinental transport of pollution
U32A-04 MISR at 10: Looking back, ahead, and in between
U32A-07 Variations and trends of terrestrial primary production observed by MODIS
Related links:
NASA's American Geophysical Union homepage
› www.nasa.gov/topics/earth/agu/index.html
Related story: Terra details urban heat islands
› www.nasa.gov/mission_pages/terra/news/heat-islands.html
Terra Tracks Ten Years of Change
› terra.nasa.gov/Ten
Terra: The EOS Flagship
› terra.nasa.gov
About Terra
› earthobservatory.nasa.gov/Features/AM1
World of Change
› earthobservatory.nasa.gov/Features/WorldOfChange
Landslides in El Salvador
› earthobservatory.nasa.gov/NaturalHazards/view.php?id=41365
Drought Cycles in Australia
› earthobservatory.nasa.gov/Features/WorldOfChange/australia.php
Tracking Nature's Contribution to Pollution
› earthobservatory.nasa.gov/Features/ContributionPollution
Climate and Earth's Energy Budget
› earthobservatory.nasa.gov/Features/EnergyBalance
Seasonal Changes in Global Net Radiation
› earthobservatory.nasa.gov/IOTD/view.php?id=35555
Earth's Energy Budget Animations
› svs.gsfc.nasa.gov/vis/a010000/a010300/a010395/index.html
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"This collaboration is within the scope of the Memorandum of Understanding on Science and Technology signed between the Kingdom of Saudi Arabia and the United States of America last year and later ratified by the Council of Ministers," said H.H. Dr. Turki Bin Saud Bin Mohammed Al-Saud, vice president for Research Institutes, KACST. "The international interest in lunar science and, more recently, near Earth objects led to the establishment of the Saudi Lunar and Near Earth Object Science Center as a focal point for lunar science and NEO studies in the Kingdom of Saudi Arabia. Furthermore, we are looking forward to our expanding collaboration with NASA for the benefit of both countries."
"NASA's Lunar Science Institute exists to conduct cutting-edge lunar science and train the next generation of lunar scientists and explorers," said Greg Schmidt, institute deputy director at Ames. "Our international partnerships are critical for meeting these objectives, and we are very excited by the important science, training and education that our new Saudi colleagues bring to the NASA Lunar Science Institute."
"This is an important advance in our growing program of bilateral science and technology cooperation," said U.S. Ambassador to Saudi Arabia James Smith. "It will help realize President Obama's goal, expressed in his June 4 speech to the Muslim world, of increasing our cooperation on science and technology, which we believe closely corresponds to King Abdullah's vision."
The Saudi science center's proposal brings technical and engineering expertise to advance the broad goals of lunar science at the institute. Specific areas of lunar study of both scientific and cultural importance include radar and infrared imaging, laser ranging and imaging, and topographical studies. The center's studies in near-Earth object science also offer important contributions to an area of importance to NASA.
"The Saudi Lunar and Near Earth Object Science Center's primary mission is to direct all lunar and near Earth object related research within the Kingdom of Saudi Arabia," said Dr. Haithem Altwaijry, deputy director of the National Satellite Technology Program at KACST. "It will reach out to students in addition to researchers and present fertile ground for scientific research."
"NASA welcomes international cooperation for mutual benefit with organizations large and small in all regions of the world," said Michael O'Brien, assistant administrator for external relations at NASA Headquarters in Washington. "Our continuing discussions with Saudi Arabian officials may lead to future joint scientific collaboration in other areas of mutual interest."
To learn more about the NASA Lunar Science Institute visit:
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NASA awarded a total of $12.1 million in grants to public school districts, state-based education leadership and not-for-profit education organizations in California, Idaho, Michigan, New Jersey, New York, North Carolina, Oklahoma, Texas and Virginia. Winning proposals were selected through a merit-based, peer-reviewed competition. The awards have a two-year period of performance and range in value from $350,000 to approximately $1.2 million.
The selected proposals leverage NASA's unique contributions in science, technology, engineering and mathematics to enhance secondary students' academic experiences and improve educators' abilities to engage and stimulate their students. The chosen projects demonstrate innovative approaches to using NASA-themed content to improve teaching and learning, with a particular emphasis on high school education.
The cooperative agreements are part of a program Congress began in fiscal year 2008. For a list of selected organizations and projects descriptions, click on "Selected Proposals" and look for "FY 2009 NASA K-12 Cooperative Agreements Notice" or solicitation NNG09Z13001, at:
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WISE has launched from Vandenberg Air Force Base, Calif. Image credit: United Launch Alliance
A Delta II rocket carrying the spacecraft launched at 9:09 a.m. EST from Vandenberg Air Force Base in California. The rocket deposited WISE into a polar orbit 326 miles above Earth.
"WISE thundered overhead, lighting up the pre-dawn skies," said William Irace, the mission's project manager at NASA's Jet Propulsion Laboratory in Pasadena, Calif. "All systems are looking good, and we are on our way to seeing the entire infrared sky better than ever before."
Engineers acquired a signal from the spacecraft via NASA's Tracking and Data Relay Satellite System just 10 seconds after the spacecraft separated from the rocket. Approximately three minutes later, WISE re-oriented itself with its solar panels facing the sun to generate its own power. The next major event occurred about 17 minutes later. Valves on the cryostat, a chamber of super-cold hydrogen ice that cools the WISE instrument, opened. Because the instrument sees the infrared, or heat, signatures of objects, it must be kept at chilly temperatures -- its coldest detectors are less than minus 447 degrees Fahrenheit.
"WISE needs to be colder than the objects it's observing," said Ned Wright of UCLA, the mission's principal investigator. "Now we're ready to see the infrared glow from hundreds of thousands of asteroids, and hundreds of millions of stars and galaxies."
With the spacecraft stable, cold and communicating with mission controllers at JPL, a month-long checkout and calibration is underway.
WISE will see the infrared colors of the whole sky with sensitivity and resolution far better than the last infrared sky survey, performed 26 years ago. The space telescope will spend nine months scanning the sky once, then one-half the sky a second time. The primary mission will end when WISE's frozen hydrogen runs out, about 10 months after launch.
Just about everything in the universe glows in infrared, which means the mission will catalog a variety of astronomical targets. Near-Earth asteroids, stars, planet-forming disks and distant galaxies all will be easy for the mission to see. Hundreds of millions of objects will populate the WISE atlas, providing astronomers and other space missions, such as NASA's planned James Webb Space Telescope, with a long-lasting infrared roadmap.
JPL manages the Wide-field Infrared Survey Explorer for NASA's Science Mission Directorate in Washington. The mission was competitively selected under the Explorers Program, managed by NASA's Goddard Space Flight Center in Greenbelt, Md. The science instrument was built by the Space Dynamics Laboratory in Logan, Utah, and the spacecraft was built by Ball Aerospace & Technologies Corp. in Boulder, Colo. Science operations and data processing take place at the Infrared Processing and Analysis Center at the California Institute of Technology in Pasadena. NASA's Launch Services Program at NASA's Kennedy Space Center, Fla., managed the payload integration and the launch service.
More information about the WISE mission is available online at:
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NASA Astronaut, Food Scientist Available for Interviews about Holiday Feasts in Space
NASA food scientist Vickie Kloeris and astronaut Sandy Magnus, who was aboard the orbiting laboratory during the 2008 holiday season, are available the week of Dec. 14-18 to discuss how the traditional holiday feast can be observed in space. To arrange an interview, media representatives should contact the newsroom at NASA's Johnson Space Center in Houston at 281-483-5111.
Station Commander Jeff Williams and Flight Engineer Maxim Suraev are currently the sole residents aboard the complex. They will spend the holidays with three new crew members. NASA astronaut T.J. Creamer, Russian cosmonaut Oleg Kotov and Japan Aerospace Exploration Agency astronaut Soichi Noguchi are set to arrive on the station Dec. 22 after launching on a Soyuz spacecraft on Dec. 20 from Baikonur, Kazakhstan.
Although they may not get the home cooking people on Earth enjoy this season, the station crew can celebrate with a well-stocked, and by all accounts tasty, pantry. The view from their table, speeding 220 miles above Earth at five miles per second, cannot be beat.
Space food has come a long way from the early days of "tubes and cubes." The current station's menu includes more than 250 different food and beverage items provided by the U.S. and Russia. Foods from other partner nations also are available on the station's menu.
Kloeris is the manager of the International Space Station Food System. Magnus served as a flight engineer for the 18th station crew. During the three months she spent in orbit, Magnus kept a journal about her experiences of cooking in space. Her efforts to spice up food aboard the station are detailed at:
http://www.nasa.gov/externalflash/magnus_cook
http://spaceflight.nasa.gov/living/spacefood
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NASA is one of six departments and agencies working to spur innovation by making it easier for high-tech companies to identify collaborative, entrepreneurial opportunities. Government agencies are home to treasure troves of data and information, too much of which is underutilized by the private sector because it is either not easily found or exists in cumbersome formats. NASA and the National Institutes of Health, the Food and Drug Administration in the Department of Health and Human Services, the Agricultural Research Service in the Department of Agriculture, the National Institute of Standards and Technology in the Department of Commerce and the Department of Energy are working together to increase access to information on publicly-funded technologies that are available for license, opportunities for federal funding and partnerships, and potential private-sector partners.
NASA's Innovative Partnerships Programs Office is working to establish an RSS feed to publicize technologies available for public licensing. By making information from multiple agencies available in RSS and XML feeds on Data.gov, the government empowers innovators to find the information they need and receive real-time updates, which can fuel entrepreneurial momentum, create new jobs, and strengthen economic growth. NASA's RSS feed will make these opportunities more visible to the commercial and research communities. NASA plans on having the feed operational by Dec. 31.
NASA also has undertaken an extensive effort to use the Internet and social media tools to engage the public on agency activities. NASA's home page on the Internet, www.nasa.gov, offers information on all of the agency's missions, research and discoveries.
In January 2009, nasa.gov capitalized on the agency's growing social media efforts by rolling out a new "Connect and Collaborate with NASA" page, at www.nasa.gov/connect. This provides the public with quick connections to the agency's pages on Twitter, Facebook, UStream, YouTube, Flickr and MySpace, as well as NASA podcasts and vodcasts on iTunes. The page also provides links to agency chats, Tweetup events, RSS feeds and the agency's official blog.
The agency's social media presence was further expanded in November with the addition of NASA's Twitter feed to the homepage. The website offers links to NASA-related desktop "widgets" and opportunities for the public to collaborate directly with the agency through art contests, engineering challenges and imagery and data analysis.
Another new communication tool is Spacebook, a NASA internal expert networking utility. Spacebook has been used to improve collaboration across NASA's Goddard Space Flight Center. The Spacebook site allows new and established NASA staff to get to know the agency's diverse community of scientists, engineers, project managers and support personnel.
"Space doesn't explore itself. Science doesn't discover itself. People do that, and to do that they have to talk," said Emma Antunes, the project manager who also manages Goddard's Web site. "They have to trade questions and ideas. They have to connect. And, the more diverse the group, the more likely connections and conversations will lead to new ideas and innovation. Spacebook will enhance NASA's capacity to do just that."
For more information about NASA's use of the Internet and social media to interact with America, visit:
http//www.nasa.gov/connect
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Astronaut and U.S. Air Force Colonel Mike Fincke has taken the NFL’s Pittsburgh Steelers to new heights! During his command of Expedition 18 onboard the International Space Station, Fincke flew the iconic “Terrible Towel” for his favorite team and sent a message to them for their 2009 Super Bowl game.His unique Terrible Towel wave in zero gravity became an internet sensation and inspired Steelers fans around the world. This November, Fincke attended his first Steelers game when his special team took on the Cincinatti Bengals at Heinz Field on Sunday, Nov. 15. The Hometown Heroes weekend peaked as the Steelers honored Fincke during their second largest crowd in the stadium’s history.
Prior to the game, Fincke met fans to sign autographs and take photos. During the pregame activities, Fincke presented the famous Terrible Towel that was flown in space to Steelers President Art Rooney II. Fans responded with a standing ovation when the video footage from space with the towel was shown on the stadium scoreboard. Rooney then surprised Fincke by presenting NASA with a #18 Steelers jersey in honor of his Expedition.
His visit actually began on Friday, Nov. 13, with a series of media interviews and educational appearances. Fincke, an Emsworth, PA native, visited his alma mater, Sewickely Academy, where he attended on scholarship while growing up. He met with more than 400 students, shared his experiences on Expedition 18 and encouraged the students to pursue their dreams.Later that afternoon, Fincke spoke with more than a thousand students in the Avonworth School District. The students and faculty were thrilled to have Fincke share his inspirational story and information about space exploration.
“It’s great for the students to hear someone with real-life experience, especially from the perspective of living and working in space,” said Darlene Tartaglione, Principal of Avonworth Elementary. “It’s very nice to see that what the kids are learning really can be applied to life outside of school.”Hometown Heroes is an opportunity for astronauts to reach out to their communities. Fincke also spent Saturday morning with patients at the Children’s Hospital of Pittsburgh. When he arrived, the staff and children had been working on space activities. Fincke quickly introduced himself and presented the hospital with a photo of Pittsburgh that he took from the space station. It was not too long before he joined the children in their activities, helping with arts and crafts and signing autographs.
Fincke continued his community activities with a presentation at the Carnegie Science Center on Saturday afternoon. He shared his experiences on the space station and took questions from the audience of more than 300 people, some of whom had interacted with him during Expedition 18. David Trombetta, a high school student from the Pittsburgh area was part of a group of students who spoke with Fincke over ham radio during the mission.
“They are trying to advance science to better understand life away from Earth,” Trombetta said, excited to meet an astronaut in person for the first time. When asked if he aspired to travel in space, he said, “No, but I would like to be an engineer.”Fincke has spent a full year in space throughout the course of his career as a NASA astronaut. As a mission specialist on the upcoming STS-134 space shuttle flight, Fincke will add 12 days to his cumulative time in space. The mission will mark the final flight of the space shuttle Endeavour. It is scheduled to be the second to last flight of the Space Shuttle Program.
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While the word "aerosol" may conjure up thoughts of things that come in spray cans, it means something quite different to scientists. And it turns out that aerosols have a far bigger role to play in climate change and global warming than originally thought. JPL's Amber Jenkins spoke to Nadine Unger, a researcher at Columbia University’s Center for Climate Systems Research and NASA's Goddard Institute for Space Studies, to find out more. Unger studies air pollution, the impact of climate change on air quality, and the effects of ozone and aerosol pollution on Earth's climate. She holds degrees in chemistry and atmospheric chemistry from the University of Leeds in the U.K.
What are aerosols? Aren't they the things that come in spray cans?
Aerosols are tiny particles in the air that can be produced when we burn different types of fossil fuels -- coal, petroleum, wood and biofuels -- in different ways. A significant man-made source of aerosols is pollution from cars and factories. If you live in a big city you're probably pretty familiar with soot, an aerosol that forms black layers on your windowsill. But aerosols can also be produced naturally, for example, through being given off from trees or burning vegetation.
The word "aerosol" is used by scientists to mean "atmospheric particulate". But it was used a lot by the media during the 1980s and 1990s to refer to the spray cans that released chlorofluorocarbons (CFCs) into the air, which damage the ozone layer and created the ozone hole. So it's no surprise that there is some confusion over the word!
Is there a link between aerosols and climate change?
Yes. Aerosols have a profound impact on the climate because, just like greenhouse gases, they are able to change the Earth's "radiative", or energy, balance. Aerosols can control how much energy from the sun reaches the planet’s surface by changing the amount that is absorbed in the atmosphere and the amount that is scattered back out to space. It turns out that most aerosols are cooling -- that is to say, they reflect the sun’s energy back out into space. There is only one aerosol -- soot, also known as black carbon -- that actually helps contribute to global warming by boosting the warming effects of greenhouse gases in the atmosphere.
Since the Industrial Revolution, humans have pumped more and more aerosols into the air, and this in turn has actually counteracted global warming to a significant degree. Using climate models, we estimate that aerosols have masked about 50 percent of the warming that would otherwise have been caused by greenhouse gases trapping heat near the surface of the Earth. Without the presence of these aerosols in the air, the planet would be about 1 degree C (1.8 degrees F) hotter.
So aerosols are a good thing then?
No. It's true that aerosols have limited the warming that we've experienced on Earth since the Industrial Revolution. But they also have very big, detrimental impacts on human health, and have been implicated in health problems such as lung damage. Aerosols also affect other parts of the climate system like rainfall -- reducing rain in areas like India and China where it is desperately needed for food production -- and they alter patterns of wind and atmospheric circulation.
How can we reduce aerosol levels?
In the US, diesel vehicles are the major source of soot, and filters on exhaust pipes can help reduce the amount that they pump into the air. In terms of sulfate aerosols, which are created by sulfur dioxide given off by power plants, the US and Europe have very successfully used sulfur dioxide scrubbers in power plants to reduce these emissions over the past 20 years or so. But we can definitely do more.
By reducing aerosol (soot) emissions, we can buy ourselves some climate time -- about 5 to 10 years -- while we work on reducing emissions of greenhouse gases such as carbon dioxide (CO2) in parallel. CO2 you see, hangs around in the atmosphere for an extremely long time, from decades to centuries, so even if we implement cuts today, it will take years for them to take effect. Aerosols, on the other hand, have much shorter lifetimes. If we work to reduce soot emissions now, which can enhance the global warming effect of CO2 by 20-50 percent, the climate impacts will be felt more rapidly.
What are you working on right now?
I have a paper in review at the moment that is quite exciting; we're looking at the future total climate impacts of current emissions from different industries, taking into account the effects of both greenhouse gases such as CO2, ozone and methane, and the impacts of aerosols. What we've found is that for the next 40 years, emissions from road vehicles will have the largest global warming impacts of all human activities -- because of the air pollutant effects that enhance greenhouse gas warming. After 2050, however, power sector emissions are by far the largest global warmer because of the build up of CO2 in the atmosphere from that activity.
There are a few other relevant questions coming out of this. In particular, should we be including the effects of aerosols (also known as "non-CO2 effects") in emissions trading schemes? The aviation industry is starting to consider this, but shouldn't we be doing it for all the other industries and sectors as well?View this site car shipping car transport auto transport auto shipping

› Larger image
The image was taken in the same region as the Hubble Ultra Deep Field (HUDF), which was taken in 2004 and is the deepest visible-light image of the universe. Hubble's newly installed Wide Field Camera 3 (WFC3) collects light from near-infrared wavelengths and therefore looks even deeper into the universe, because the light from very distant galaxies is stretched out of the ultraviolet and visible regions of the spectrum into near-infrared wavelengths by the expansion of the universe.
This image was taken by the HUDF09 team, that was awarded the time for the observation and made it available for research by astronomers worldwide. In just three months, 12 scientific papers have already been submitted on these new data.
The photo was taken with the new WFC3/IR camera on Hubble in late August 2009 during a total of four days of pointing for 173,000 seconds of total exposure time. Infrared light is invisible and therefore does not have colors that can be perceived by the human eye. The colors in the image are assigned comparatively short, medium, and long, near-IR wavelengths (blue, 1.05 microns; green, 1.25 microns; red, 1.6 microns). The representation is "natural" in that blue objects look blue and red objects look red. The faintest objects are about one billionth as bright as can be seen with the naked eye.
These Hubble observations are trailblazing a path for Hubble's successor, the James Webb Space Telescope (JWST), which will look even farther into the universe than Hubble, at infrared wavelengths. The JWST is planned to be launched in 2014.
The HUDF09 team members are Garth Illingworth (University of California Observatories/Lick Observatory and the University of California, Santa Cruz), Rychard Bouwens (University of California Observatories/Lick Observatory and Leiden University), Pascal Oesch and Marcella Carollo (Swiss Federal Institute of Technology, Zurich (ETH)), Marijn Franx (Leiden University), Ivo Labbe (Carnegie Institute of Washington), Daniel Magee (University of California, Santa Cruz), Massimo Stiavelli (Space Telescope Science Institute), Michele Trenti (University of Colorado, Boulder), and Pieter van Dokkum (Yale University).
The Hubble Space Telescope is a project of international cooperation between NASA and the European Space Agency. NASA's Goddard Space Flight Center manages the telescope. The Space Telescope Science Institute conducts Hubble science operations. The institute is operated for NASA by the Association of Universities for Research in Astronomy, Inc., in Washington, and is an International Year of Astronomy 2009 program partner.
Images and more information are available at:
› HubbleSite
› Space Telescope Science Institute
› NASA Hubble page
› Series of STSI images
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The Geminids are one of the best meteor showers of the year and never seem to disappoint observers! Join Bill Cooke of the Meteoroid Environment Office, located at NASA's Marshall Space Flight Center, in a live web chat on Friday, December 11 from 3:00-4:00 EST to learn more about the Geminids meteor shower.This meteor shower gets the name "Geminids" because it appears to radiate from the constellation Gemini. For the best viewing opportunity, go outside, take a blanket and something hot to drink, lay on your back and look up into the night sky. Best viewing time is between midnight and dawn on December 13-14.
An observer in the Northern hemisphere can start seeing the Geminids meteors as early as December 6, when one meteor every hour or so could be visible. During the next week, rates increase until a peak of 50-80 meteors per hour is attained on the night of December 13-14. The last Geminids are seen on December 18, when an observer might see a rate of one or so every hour.
History of the Geminids
The initial appearance of the Geminids meteor shower came fairly sudden during the 1860s. The first notation of the shower occurred in 1862 at Manchester, England. During the 1870s, observations of the Geminids became more numerous as astronomers realized a new annual shower was active.
The first estimate of the strength of Geminids came in 1877 with an hourly rate given at about 14. Rates increased slightly during the remainder of the 19th century to about 23 an hour. Reported rates continued to increase through most of the 20th century. During the 1900s, rates averaged about 20 per hour. The rates averaged near 50 per hour during the 1930s, 60 per hour during the 1940s and 1950s, 65 per hour during the 1960s and 80 per hour during the 1970s. The rates stayed near 80 per hour during the remainder of that century.
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NASA to Spotlight Shrinking Arctic Sea Ice and Unprecedented Glacier Study at Copenhagen
Organized by the U.S. Department of State, the U.S. Center will host more than 60 events during the conference. The center's meeting room is a 100-seat auditorium where U.S. and international leaders in the fight against climate change will headline presentations on a wide range of critical initiatives, policies, and scientific research. The center's reception room serves as a welcome area where visitors can learn more about U.S. climate actions and programs.
The reception room will feature displays and videos using data from U.S. satellites, including NASA's fleet of Earth-observing research spacecraft. Some of this imagery will be shown on the "Science On a Sphere" projection system, a six-foot, computer-driven globe that displays animated images of the Earth's land, oceans, and atmosphere. NASA scientists also will be on hand to discuss agency research and programs with visitors.
The U.S. Center, which is open from 9 a.m. to 7 p.m. local time daily, is located in Hall C5 of the Bella Conference Center. NASA is sponsoring the following presentations during the Copenhagen conference:
State of the Science: Earth's Changing Polar Ice Cover
The presentation will feature the latest observations and research findings on shrinking Arctic sea ice and the rapidly changing ice sheets of Greenland and Antarctica. Speaker: Waleed Abdalati, University of Colorado (Dec. 7, meeting room).
Climate Change Impacts on Civilizations: Lessons from Space Archaeology
NASA is pioneering the use of satellite observations to read the clues of how ancient civilizations reacted to changes in climate. Speakers: Tom Sever, University of Alabama; Ron Blom, NASA's Jet Propulsion Laboratory (Dec. 7, meeting room).
"Extreme Ice" Multimedia Presentation
See images from the most wide-ranging glacier study ever conducted using ground-based, real-time photography. Speaker: James Balog, Extreme Ice Survey (Dec. 7, meeting room; Dec. 9 and 16, reception room).
Student Climate Research Campaign
This is a showcase of research projects by secondary school students from around the world conducted through the NASA-sponsored Global Learning and Observations to Benefit the Environment (GLOBE) program. Speaker: Donna Charlevoix, University of Colorado (Dec. 8, reception room).
International Global Climate Change Observation from Space
NASA plays a leadership role in the Committee on Earth Observation Satellites. The committee’s international member agencies operate and plan missions to measure critical components of climate change. Speakers: Jack Kaye, NASA's Earth Science Division; Makoto Kajii, Japan Aerospace Exploration Agency (Dec. 11, meeting room).
The World's Forests as Carbon Sinks and Sources
This presentation will feature the latest scientific knowledge on how forests absorb and release carbon, and how human activities have changed that balance. Speaker: Jeffery Masek, NASA's Goddard Space Flight Center (Dec. 11, meeting room).
Many of the meeting room events will be webcast live on the State Department conference Web site. For a complete schedule of events, visit:
http://cop15.state.gov
Regular updates on events during the conference will be posted at:
http://www.facebook.com/usdos.cop15
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- Mock and Roll! NASA's Shuttle Endeavour Moves to L...
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- Hometown Heroes 2009: Astronaut & Terrible Towel R...
- Just 5 Questions: Aerosols
- Hubble's Deepest View of Universe Unveils Never-Be...
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