NASA Administrator Bill Nelson says he's optimistic the Trump administration will support the space agency's agenda.

The Expedition 72 crew advanced its life science research and prepared for upcoming spacewalks on Tuesday, as a U.S. resupply ...

The International Space Station continues to act as humanity’s outpost in low-Earth orbit, a role that began at the turn of ...

Barry Wilmore and Suni Williams will now come home in March at the earliest, to allow SpaceX and NASA engineers to complete ...

From SpaceX plucking its huge Super Heavy rocket out of the sky to the launch of NASA's $5 billion Europa Clipper mission, ...

Commercial space station developer Vast Space signed a deal with SpaceX for two private astronaut missions to the ISS, pending NASA approval.

As NASA reveals that the stranded astronauts will be stuck aboard the ISS for another month, MailOnline reveals the details ...

On Tuesday, NASA announced launch of the next Crew Dragon, carrying a replacement ... to the moon in an Orion capsule that will dock with SpaceX's lander in lunar orbit. From there, two astronauts ...

This year, private space companies were put to the test. Some thrived under pressure, while others crashed and burned.

The delay means what should have been an eight-day stay on the International Space Station for Suni Williams and Butch ...

Suni Williams and Butch Wilmore won't be back on Earth before March, but they've got candy canes and Santa hats to celebrate ...