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New moon vistas revealed
Science editor Alan Boyle's Weblog: The first images from NASA's Lunar Reconnaissance Orbiter provid...
Astronaut taking Twitter to space en Español
NASA has tweeted in space, but now one of its astronauts will tweet what no one has tweeted in orbit...
How Martian clouds create snowfall
Scientists say the Red Planet's scant snow falls from clouds that are similar to the thin clouds of...
Scientists explain Martian soil surprises
In a fresh set of research papers, scientists add perspective to the Phoenix Mars Lander's findings...