Former NASA astronaut Leroy Chiao had a baffling — and seemingly terrifying — encounter when he was flying his private ...

Astronomers used NASA's James Webb Space Telescope to reveal 44 stars in a galaxy so far away, its light dates to when the universe was half its age.

Don Pettit is on a roll. Just days after sharing a breathtaking shot of Earth, the American astronaut has followed up with an ...