December 30, 2003 NASA Comet Hunter Closing on QuarryHaving trekked 3.2 billion kilometers (2 billion miles) across cold, radiation-charged and interstellar-dust-swept space in just under five years, NASA's Stardust spacecraft is closing in on the main target of its mission -- a comet flyby. |
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December 29, 2003 Mars Exploration Rover Mission StatusNASA's Spirit rover spacecraft fired its thrusters for 3.4 seconds on Friday, Dec. 26, to make a slight and possibly final correction in its flight path about one week before landing on Mars. |
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December 23, 2003 Ion Engine Under Consideration for Jupiter Mission Passes TestA new ion propulsion engine design, one of several candidate propulsion technologies under study by NASA's Project Prometheus for possible use on the proposed Jupiter Icy Moons Orbiter mission, has been successfully tested by a team of engineers at NASA's Jet Propulsion Laboratory, Pasadena, Calif. |
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December 18, 2003 NASA Announces New Name for Space Infrared Telescope FacilityNASA Administrator Sean O'Keefe today announced that NASA's Space Infrared Telescope Facility has been renamed the Spitzer Space Telescope. |
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December 18, 2003 NASA Releases Dazzling Images From New Space TelescopeA new window to the universe has opened with today's release of the first dazzling images from NASA's newly named Spitzer Space Telescope, formerly known as the Space Infrared Telescope Facility. |
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December 17, 2003 Mars May Be Emerging from an Ice AgeNASA's Mars Global Surveyor and Mars Odyssey missions have provided evidence of a recent ice age on Mars. |
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December 16, 2003 Catching the Wild Child -- How Stardust Stays on TargetImagine driving through heavy fog to a place you've never been, guided only by a faint taillight in the distance. |
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December 11, 2003 Tones Break Silence During Mars Exploration Rover LandingsOn the phone, tones can signal a connection. On paper, they can add shape and dimension. On Mars, they can do both. This is why members of the Mars Exploration Rover Entry Descent and Landing team at NASA's Jet Propulsion Laboratory will be on the lookout for a series of tones during the mission's landings in January 2004. |
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December 10, 2003 Mission Captures Galaxies GaloreThe most sensitive and comprehensive ultraviolet image ever taken of the Andromeda Galaxy, our nearest large neighbor galaxy, has been captured by NASA’s Galaxy Evolution Explorer. |
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December 10, 2003 NASA Scientists Discover Spring Thaw Makes a DifferenceUsing a suite of microwave remote sensing instruments aboard satellites, scientists at NASA’s Jet Propulsion Laboratory, Pasadena, Calif., and the University of Montana, Missoula, have observed a recent trend of earlier thawing across the northern high latitudes. |
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December 8, 2003 Odyssey Studies Changing Weather and Climate on MarsMars may be going through a period of climate change, new findings from NASA’s Mars Odyssey orbiter suggest. |
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December 5, 2003 The Measure of Water: NASA Creates New Map for the AtmosphereNASA scientists have opened a new window for understanding atmospheric water vapor, its implications for climate change, and ozone depletion. |
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December 5, 2003 NASA Scientists Use Radar to Detect Asteroid ForceNASA scientists have for the first time detected a tiny but theoretically important force acting on asteroids by measuring an extremely subtle change in a near-Earth asteroid’s orbital path. |
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December 4, 2003 Progress, Promise in Space-based Earthquake ResearchNearly 10 years after Los Angeles was shaken by the devastating, magnitude 6.7 Northridge earthquake, scientists at NASA and other institutions say maturing space-based technologies, new ground-based techniques and more complex computer models are rapidly advancing our understanding of earthquakes and earthquake processes. |
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December 4, 2003 Mars Missions Have International FlavorA European Space Agency mission that will arrive at Mars this month has American participants, and Europeans are team members for two NASA spacecraft that will reach Mars in January. |
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