Browse Archive
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NASA, ESA Establish a Mars Exploration Joint Initiative
The Mars Exploration Joint Initiative will provide a framework for the two agencies to define and implement their scientific, programmatic and technological goals at Mars.
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Free Spirit: Rover Extraction Tests Begin
Using a test rover in a sandbox at JPL with special soil simulating Spirit's predicament on Mars, engineers are assessing possible maneuvers for getting Spirit out and onto firmer ground.
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What Lies inside the Sun?
Now that the sun has calmed down, a bit, scientists have a rare opportunity to see more clearly into its mysterious interior.
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LRO's First Moon Images
LRO has returned its first images of the lunar surface, from near the Mare Nubium region.
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Five Years Ago, Cassini Began Orbiting Saturn
NASA's Cassini mission has been orbiting Saturn for five Earth years as of June 30, 2009.
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Ulysses Spacecraft Ends Historic Mission of Discovery
Ulysses, a joint NASA and European Space Agency mission, officially ceased operations today, after receiving commands from ground controllers to do so.
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Ulysses Hears the Siren's Song
Ulysses, a joint NASA and European Space Agency mission, will officially end its operations Monday, June 29.
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Mars Rover Yielding New Clues While Lodged in Soil
NASA's Mars rover Spirit, lodged in Martian soil that is causing traction trouble, is taking advantage of the situation by learning more about the Red Planet's environmental history.
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Salt From Cassini Hints at Ocean in Saturn Moon
For the first time, scientists working on NASA's Cassini mission have detected sodium salts in ice grains of Saturn's outermost ring.
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Jet Streams Suspected of Triggering Sunspots
NASA plans to launch the Solar Dynamics Observatory (SDO) later this year to understand how jet streams trigger sunspot production.