Four astronauts cut their space mission short after a rare medical concern, prompting Nasa’s first-ever medical evacuation, ...

The crew undocked from the orbiting outpost at 5:20 p.m. ET Wednesday — about a month earlier than planned —and are scheduled ...

The U.S. space agency and the Department of Energy will work together to build a fission reactor on the lunar surface in the ...

NASA says it is “very unlikely” the agency will be able to recover a Mars spacecraft that has been out of contact for more ...

On Monday, Congress made good on those promises, releasing a $24.4 billion budget plan for NASA as part of the conferencing ...

Exploration advocates are pushing back against the planned cancellation of NASA's Mars sample return project, saying it could ...

Four astronauts departed from the I.S.S. about a month earlier than scheduled because a crew member, who was not identified, ...

NASA's Artemis 2 rollout could be as early as this weekend as the space agency makes final preparations for its first crewed ...

A Congressional bill restores funding for most NASA space science missions, but there is no money for returning samples ...

The bill would cut the Office of Fossil Energy down to $720 million, including $140 million in prior year balances from the ...

Last year President Trump pitched a severe chop to NASA’s proposed annual budget for 2026, but the House and Senate on Monday ...