Four astronauts returned to Earth early Thursday, after departing the International Space Station about a month earlier than planned due to a medical issue.

The astronauts evacuated last week from the International Space Station say a portable ultrasound machine came in “super ...

Four astronauts, including two from NASA, are set to leave the International Space Station on Wednesday, weeks earlier than planned, due to a medical issue.

The views of the setting sun are just as spectacular from space as they are on Earth.

NASA's Suni Williams — one of two astronauts stuck for months at the International Space Station — has retired ...

NASA has selected Axiom Space for its fifth private astronaut mission to the International Space Station, scheduled for 2027.

Crew 11 is expected to splash down off the coast of Southern California at 3:41 a.m. EST, closing out a 167-day stay in space.

NASA’s SpaceX Crew-12 team has entered a carefully controlled two-week quarantine as the countdown begins for their journey ...

The members of Crew-11 — two American, one Russian and one Japanese — splashed down after one became ill, prompting an early return.

NASA is evaluating its options for dealing with an astronaut health issue in orbit, one of which is an early end to SpaceX's Crew-11 mission to the International Space Station.

International Space Station, where astronauts have lived and worked for 25 years, is visible to us on Earth. How to see it ...

Ahead of the launch of Artemis II, the first crewed mission to the moon in more than 50 years, astronauts share the movies that capture the danger, teamwork, and wonder of spaceflight. Their picks ...