Sen. Mark Kelly and his twin brother Scott Kelly — both former astronauts — have come out against thanking Elon Musk and President Trump for returning the two astronauts stranded by the recent bungled ...

Stuck in space no more, NASA astronauts Butch Wilmore and Suni Williams returned to Earth on Tuesday, hitching a different ...

Williams returned to Earth on Tuesday evening after spending nine months aboard the International Space Station (ISS) along ...

A biochemist breaks down challenges that astronauts Suni Williams and Butch Wilmore will face after their long duration in ...

After splashing down off the coast of Florida, the latest crew to return from the International Space Station arrived by jet ...

When NASA astronauts Suni Williams and Butch Wilmore arrived at the International Space Station in June, they thought they would be there for eight days. Instead, 286 days later, they finally started ...

Firefly Aerospace’s Blue Ghost commercial lander has gone dark on the moon as planned, but not before sending back ...

While making the deliveries, the Blue Ghost lander experienced one lunar day. During the course of that day, it captured ...

Although the telescope is just getting started on its mission, it has already delivered some impressive snapshots of the dark ...

NASA's SpaceX crew touched down in Houston late Tuesday after their space station mission and successful splash down earlier ...

Central Texas-based Firefly Aerospace ended its first moon mission on Sunday after its Blue Ghost lander was cast into ...

The European Space Agency has released its first tranche of data from the Euclid space telescope's mission to map the ...