Nuclear reactors in space may sound like something out of science fiction, but they are likely to prove important for ...

Once America's most experienced astronaut, Apollo 13's Jim Lovell, who died at 97, was the first to visit the moon twice.

NASA astronaut Jim Lovell has died at the age of 97. His career in space is a story of failure and continuation – and of good luck.

James Lovell, the commander of Apollo 13 who helped turn a failed moon mission into a triumph of on-the-fly can-do ...

The best time to see the Perseid meteor shower this year will be early in the morning Wednesday, a few hours before the sun ...

Lovell commanded the Apollo 13 mission that almost ended in disaster after an explosion that threatened the crew's oxygen and ...

A NASA telescope has detected its clearest signal yet of a potential Saturn-sized gas giant orbiting around a distant star complex. The system, known as Alpha Centauri, is more than four light-years ...