Browse Archive
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Successful Flight Through Enceladus Plume
Cassini has started sending data back from its Nov. 2 flyby of Saturn's moon Enceladus.
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Robot Armada Might Scale New Worlds
An armada of robots may one day fly above the mountain tops of Saturn’s moon Titan, cross its vast dunes and sail in its liquid lakes.
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A Long Night Falls Over Saturn's Rings
Once approximately every 15 years, light from the sun hits the ring particles at very low angles, giving us a three-dimensional view of the rings.
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Free Spirit: Tests Prepare to Extract Rover
Engineers using test rovers on Earth to prepare for extracting the sand-trapped Spirit rover on Mars have added a new challenge to their preparations.
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Galileo's Jupiter Journey Began Two Decades Ago
NASA's Galileo spacecraft began what would become a 14-year odyssey of exploration 20 years ago this Sunday, Oct. 18.
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Cassini Data Help Redraw Shape of Solar System
Images from the Ion and Neutral Camera on NASA's Cassini spacecraft suggest that the heliosphere, the region of the sun's influence, may not have the comet-like shape predicted by existing models.
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NASA Refines Asteroid Apophis' Path Toward Earth
Using updated information, NASA scientists have recalculated the path of a large asteroid. The refined path indicates a significantly reduced likelihood of a hazardous encounter with Earth in 2036.
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New Set of High-Resolution Mars Images Online
Thousands of image products from 233 recent telescopic observations by NASA's Mars Reconnaissance Orbiter show a diversity of surface shapes and textures on Mars.
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Squyres Wins Carl Sagan Medal for Public Outreach
The principal investigator of the Mars Exploration Rovers is honored for excellence in communicating the mission to the public.
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Cosmic Rays Hit Space Age High
Planning a trip to Mars? Take plenty of shielding. According to sensors on NASA's ACE (Advanced Composition Explorer) spacecraft, galactic cosmic rays have just hit a Space Age high.