A NASA astronaut may have just taken the best photo from space—ever
Pettit is now in the midst of his third stint on the International Space Station, and the decade he had to prepare for his ...
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NASA astronaut explains how his journeys into space changed his view on life
An curved arrow pointing right. Astronaut Jeffrey Williams has spent 534 days in space so far, currently giving him the record for most days in space of any American astronaut. In this video ...