Scientists from NASA’s OSIRIS-REx asteroid sample return mission recently delivered remarkable findings about asteroid ...

The meteor fragments returned by OSIRIS-REx shed light on the entwined history of water and the chemical ingredients of life in the solar system.

NASA astronaut Suni Williams set a female spacewalk record after venturing outside the International Space Station with ...

NASA is working on a groundbreaking nuclear electric propulsion system that could dramatically speed up trips to Mars. The ...

According to experts, Suni Williams has spent a total of 62 hours and 6 minutes outside the station over nine missions.

Milestones like Sierra Space’s Joint Test 10B are needed to confirm Dream Chaser’s “ability to handle specialized payloads ...

"Odin's role is to gather critical imagery of the target asteroid, preparing the way for our next mission, Vestri, which will aim to land on the asteroid and begin extraction." ...

Williams was accompanied by fellow astronaut, Butch Wilmore, on her ninth spacewalk. It was Wilmore's fifth spacewalk.

The four American astronauts aboard the ISS, including the Boeing Starliner crew, spoke to USA TODAY in an exclusive interview Tuesday.

Two Nasa astronauts completed their primary objectives, including removing a radio frequency group antenna assembly.

NASA astronauts Sunita Williams and Butch Wilmore made history on Thursday with a 6.5-hour spacewalk outside the ...

NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore have been on the International Space Station since June, ...