This hostile, high-pressure world is relatively close, but its surface conditions are undeniably hellish.
The highly unprecedented mission will be the first time NASA has ever launched tourists to the space station.
NASA has made a statement in defense of one of its astronauts after Russia accused her of misconduct.
Following the two billionaires' historic flights, the FAA has decided to tighten the definition of the term 'astronaut'.
Collins was one of the three astronauts who flew to the Moon during the historic Apollo 11 mission in 1969.
A total of 18 astronauts - 9 men and 9 women - have been chosen as part of NASA's Artemis program.
The second ever manned flight of the SpaceX Crew Dragon spacecraft saw the new ISS crew blast into orbit.
American astronauts on the ISS have been sleeping in the Russian segment while the leak is investigated.
NASA astronauts Robert Behnken and Douglas Hurley have safely returned home after two months in space.
Doug Hurley and Bob Behnken will be blasting off to the ISS aboard a Crew Dragon spacecraft on Wednesday.
For the first time in almost a decade, astronauts are preparing to launch into space from American soil.
50 years ago, three astronauts had been on their way to the Moon when things started to go very wrong.
The crew of the orbital outpost have created a video explaining how they manage to stay fit in space.
In a first-of-its-kind experiment, the astronauts aboard the ISS have baked a batch of chocolate chip cookies.
The firm deliberately destroyed the rocket as part of its preparations for sending astronauts up to the ISS.
Vice President Mike Pence has announced that US astronauts will walk on the lunar surface within 5 years.
The automotive giant has designed a new pressurized vehicle that astronauts can drive around on the moon.
One of the most intriguing samples retrieved by the Apollo 14 astronauts appears to be terrestrial in origin.
One of the three astronauts who flew to the Moon aboard Apollo 8 has criticized efforts to land humans on Mars.
The crewed mission is the first since October, when two astronauts were forced to make an emergency landing.