A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.
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From Autobots to alien invasion, wild theories float as astronaut at space station sees fireballs entering Earth
A NASA astronaut captured a stunning sight from the space station. Chris Williams saw a bright streak of light in the upper atmosphere, which slowly split into multiple small fireballs. The brightly ...
(CNN) They may not be "Star Trek"-type extraterrestrials, but we may be close to finding evidence of alien life, a NASA scientist says."I think we're going to have strong indications of life beyond ...
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