Four astronauts are due to fly around the moon and back, but hydrogen leaks push planned launch to at least March.

As of Feb. 3, The Artemis II moon rocket remained on the launch pad after a hydrogen leak was discovered during a pre-launch ...

During the test, teams loaded cryogenic propellant into the tanks of the Space Launch System (SLS), sent personnel to the launch pad to complete ...

After pre-launch testing revealed rocket issues, NASA has delayed the Artemis II launch until March. Here's the latest.

NASA's long-awaited moonshot with astronauts is off until at least March because of hydrogen fuel leaks that marred the dress ...

NASA is now targeting March for the earliest possible launch of its historic Artemis II lunar moon mission, which will send four astronauts into deep space for the first time since the Apollo program ...

NASA is targeting March for the launch of four astronauts on a ten-day mission to circle the moon and return safely to Earth.

NASA stopped short of completing a critical fuel test for its Artemis 2 SLS rocket because of hydrogen leaks that sound a lot ...

To initially fit the bears with the collar cams, the researchers tracked them through the snow by helicopter last May.

NASA has once again postponed the launch of the crewed Moon mission Artemis 2. Technical issues emerged during a dress ...

In addition to the hydrogen leak, engineers addressed a valve associated with Orion’s crew module hatch pressurization ...