NASA's Spitzer Space Telescope has observed dust forming around a dying star in a nearby galaxy, enlivening a debate about the origins of all cosmic dust.
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Spitzer Finds Dust Around Primitive Star
Socializing on Mars
After five groundbreaking years exploring the Red Planet, the communications engineers at NASA's Jet Propulsion Laboratory pretty much know what they are getting when another downlink from Spirit or O...
Stardust Spacecraft Passes Close to Earth
The NASA/JPL Stardust spacecraft flew within 9,000 kilometers (5,600 miles) of Earth today. The Stardust-NExT mission is scheduled for an encounter with comet Tempel 1 in Feb. 2011.
Cassini Images
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Shooting for the Moon
Engineers test an instrument that may be used in future moon landing missions.
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Flying Down to Hadley Rille
Archival footage shows the Apollo 15 astronauts? viewpoint during their moon landing in 1971.
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Five Years on Mars
In January, JPL will celebrate the fifth anniversary of Spirit and Opportunity landing on Mars, and the twin rovers will continue with their newest adventures.
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What's Up for December?
December will be a fantastic time to see the solar system from your own back yard.
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Rover Flight Director Report
Spirit is talking again, after a dust storm put her in a vulnerable state. Engineers hope her energy will continue to improve.
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 "Autonomous Landing and Hazard Avoidance Technology")
 "Autonomous Landing and Hazard Avoidance Technology")
 "Steve Squyres")
 "What's Up")
 "Mars Exploration Rover Spirit")