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Saturday, November 21, 2009

Science @ NASA
A Tale of Planetary Woe
Long ago, something calamitous happened to Mars, transforming a hospitable world into the apparently lifeless desert we see today. Many scientists believe the Red Planet lost most of its atmosphere, but how? A new NASA mission named MAVEN is specifically designed to answer that question.
Hidden Territory on Mercury Revealed
The MESSENGER spacecraft's third flyby of the planet Mercury has given scientists an almost complete view of the planet's surface and revealed some dramatic changes in Mercury's comet-like tail.
A Mars Rover Named aamp;quot;Curiosityaamp;quot;
NASA's next Mars rover, a super-capable robot named aamp;quot;Curiosity,aamp;quot; will push Mars exploration to a new level.
The Sun's Sneaky Variability
It might not be obvious to the naked eye, but the sun is a variable star. A sensor slated for launch onboard the Solar Dynamics Observatory will probe the sun's aamp;quot;sneaky variabilityaamp;quot; with better time and spectral resolution than ever before.
NASA Mission to Study the Moon's Fragile Atmosphere
NASA is planning a mission to study the Moon's fragile atmosphere--before it's too late.
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