The mission to take four astronauts on a trip around the moon and back, previously targeting a launch at the end of 2025, has been delayed until at least April, 2026.

The rocket is the largest ever built. It has yet to complete a full test flight, but the third time might be the charm.

NASA astronaut Frank Rubio holds the record for the longest U.S. space flight, but he wasn't trying to earn that title.

The rocket cleared the launchpad and separated from its booster, surpassing the first attempt. But minutes later, controllers lost contact with the vehicle.

A new study of astronaut blood finds that space travel reduces the expression of 100 genes related to the immune system.

A portion of the trailblazing actor's ashes will travel to deep space later this year. Along for the journey are remains of the show's creator and another star from the series.

NASA's Artemis 1 rocket, the Space Launch System, reached the Kennedy Space Center's Launch Complex 39B on Friday. The successor to the Apollo program could one day send humans back to the moon.

Watkins will join the fourth SpaceX Crew next April on her way to entering the ranks of other history-making women at NASA like astronauts Mae Jemison and Sally Ride.

Marking the latest step in the commercialization of space, the SpaceX mission set to launch Wednesday will carry four civilians, including a billionaire CEO, a physician assistant and a geoscientist.