SPHEREx will begin routine science operations in late April, NASA said. At that time, the space telescope will begin taking about 600 exposures a day. The observatory is capable of detecting infrared ...

Just about everyone has heard of NASA’s Hubble Space Telescope — not too surprising considering that it has been with us for ...

This first light, as it's called, shows that all of the spacecraft's systems are working just as expected. "Based on the ...

Nearly two weeks after returning from a nine-month stay in space, NASA astronauts Butch Wilmore and Suni Williams are ...

The unbelievable story behind the ‘most terrifying’ image NASA has ever taken of astronaut Bruce McCandless II who did the first-ever untethered spacewalk.

This man was clearly so moved by Harry’s act of self-sacrifice that he felt inclined to speak with Grace before anyone else.

The slow race of getting NASA’s Space Launch System rocket pieced together for next year’s Artemis II moon mission jumped a ...

The astronauts will be checked out by flight surgeons as they adjust to gravity, officials said, and should be allowed to go ...

After nearly nine months in space, NASA astronauts Butch Wilmore and Sunita Williams have finally returned to Earth, bringing an unexpected and prolonged mission to a close. Alongside NASA’s Nick ...

Picture-perfect splashdown! Dolphins greeted SpaceX’s Dragon as it returned stranded NASA astronauts Sunita Williams & Butch ...

NASA’s two stuck astronauts headed back to Earth with SpaceX on Tuesday to close out a dramatic marathon mission that began with a bungled Boeing ...

NASA’s Suni Williams and Butch Wilmore have returned to Earth from a weeklong mission at the International Space Station that ...