NASA astronaut Don Pettit has snapped a striking shot of the super-bright comet racing past our planet for the first time in ...

Astrophotographer Thierry Legault captured the International Space Station transit the Sun. The NASA astronauts were ...

Astronaut Don Pettit has taken one of the most incredible astrophotography pictures ever, and possibly the best taken by ...

So I grabbed my camera, ran outside, and looked up just as Mars was supposed to emerge from the Moon's curved horizon. Seen ...

NASA astronaut John W. Young, commander of the Apollo 16 mission, took a far-ultraviolet photo of Earth with an ultraviolet ...

Pettit is now in the midst of his third stint on the International Space Station, and the decade he had to prepare for his ...

One of the many advantages of being in space is having a front-row seat to the most anticipated cosmic events.