Space Exploration

European Space Agency astronaut John McFall is cleared to be the first person with a physical disability to fly to the space station.

The idea that life on Earth arose through a series of improbable "hard" evolutionary steps may be misjudged, according to a new paper that says our Earth had a big say in matters.

The United States Space Force released the first public photo taken by X-37B space plane in orbit, showing the vehicle high above Earth.

NASA has announced the retirement of Associate Administrator Jim Free, the agency's chief operating officer for more than 18,000 employees across the United States.

A SpaceX Falcon 9 rocket launched 21 more of the company's Starlink internet satellites to orbit from Florida's Space Coast on Saturday (Feb. 8).

Such a dramatic cut to a flagship space telescope still in its prime will be felt across the mission's entire operations, affecting science.

The International Space Station "has served its purpose" and should be deorbited "as soon as possible," SpaceX chief and close Trump adviser Elon Musk said today (Feb. 20).

Rippled textures in a shallow lake bed on Mars indicate that ice-free liquid water once pooled here.

Elon Musk and President Trump continue to advance the narrative that NASA astronauts from Boeing's Starliner mission were "abandoned" in space.

If we're looking for life as we don't know it, the best solvent out there may be concentrated sulfuric acid — the stuff that's floating around in the clouds of Venus.