In a move to monitor our planet better, NASA is adding a number of Earth-observing instruments to th...

The space agency is planning to wipe out Opportunity's flash memory as an increasing number of compu...

The Space Launch System (SLS) -- a powerful new giant rocket being built to ferry astronauts on deep...

NASA is developing an army of autonomous self-driving robots - equipped with webcams and GPS - that ...

A long-lived NASA satellite launched in 1997 to measure rainfall in the tropics has run out of fuel ...

A rock spotted by Curiosity rover on Mars may look like a femur bone, but it is just a weathered Mar...

NASA's Mars rover Curiosity may have to find an alternative route to the base of a huge Red Planet m...

Spacewalking astronauts launched a tiny Peruvian research satellite on Monday, setting it loose on a...

NASA's black-hole hunting telescope has captured an extreme and rare event in the regions immediatel...