As NASA astronauts Butch Wilmore and Suni Williams return to Earth after an unplanned nine months in space, here's how they ...

Suni Williams and Butch Wilmore are making a 17-hour journey from the International Space Station and will splash down near ...

The Blue Ghost spacecraft, named for a species of firefly, took eclipse chasing to new heights. Not only did it see the Earth block the Sun from an unexplored location on the Moon, but the lander fell ...

NASA's stuck astronauts are heading home now that a replacement crew has arrived at the International Space Station.

While stranded, Wilmore and Williams will have been providing vital data to help measure the impacts of prolonged stays – ...

Butch Wilmore and Suni Williams, together with Nick Hague and Aleksandr Gorbunov, departed the International Space Station at ...

The International Space Station supports a wide range of scientific activities, from looking out at our universe to ...

The European Space Agency has cleared a former Paralympian to train for a stint on the International Space Station. That’s a ...

A SpaceX capsule has arrived at the International Space Station, delivering the replacements for NASA's two stuck astronauts.

Suni Williams and Butch Wilmore were only supposed to be in space for about a week when they launched in June, but problems ...

Move over Bali and Mykonos, the ultimate girls' getaway just got an interstellar upgrade. In what can only be described as ...

But with increasing activity and the diverging interests of state actors, governments, international organizations and the private sector are confronting fierce competition and the potential for ...