Discovered: The first habitable 'Earth-like' planet
NASA's Kepler telescope makes a startling, exciting find: An alien world eerily similar to our own, right down to the pleasant summer temperature
launching bottle rocket photo
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37 Out-of-this-World Photos: Earth from Above
'Blueberries' on Mars! Stunning images of the red planet...
The photographs are part of an exhibition by the Smithsonian's National Air and Space Museum opening in Washington tomorrow.
amazing picture of earth as seen from space
a picture is worth a thousand words