The world watched as Artemis II astronauts lifted off into space and traveled around the moon for the first time in more than 50 years. Later, hundreds of thousands of people watched as the crew ...

A spring thunderstorm over Florida’s Space Coast forced NASA and SpaceX to scrub the planned Tuesday launch of a Dragon cargo ...

Before you ever set foot on a spacecraft bound for deep space, tiny replicas of your organs might make the journey first. Suspended in microgravity aboard a research mission, this organ-on-a-chip, or ...

NASA chose to bring the Crew-11 home early, on Jan. 15, 2026, because one of its four astronauts had suffered a serious medical event at the International Space Station. Credit: NASA / Bill Ingalls ...

At the moment, space tourism is more suited for pop stars and former captains of the USS Enterprise. “It’s one thing to take an astronaut to space who has this commitment to exploration and so forth.

Extensive health studies were conducted on the Apollo astronauts, but technology has advanced greatly in the 50 years since, said Bruce Betts, chief scientist at the Planetary Society, a space ...

Preparing to send astronauts back to the moon is no small feat. Spaceflight exposes the body to both known and unknown risks, some of which are subtle, cumulative and difficult to predict. When humans ...

NASA's Artemis II crew enters quarantine two weeks ahead of a potential launch opportunity on April 1. Credit: NASA / Aubrey Gemignani As NASA rolled the mega moon rocket to the launchpad Thursday ...