NASA has begun another practice launch countdown for its first moonshot in decades with astronauts. The first test was halted ...

NASA has begun a countdown and fueling test for its SLS rocket at the Kennedy Space Center that will determine an Artemis 2 ...

NASA says it can't try until March at the earliest to send a crewed spacecraft on a flight around the moon and back, due to hydrogen leaks during testing of the Artemis II rocket.

Fixing the Space Launch System rocket's helium pressurization problem has pushed the Artemis II launch to at least April 1.

The NASA Artemis II second wet dress rehearsal went far better than the first, NASA said, though it still found a few smaller ...

NASA will conduct another rocket fueling test as the agency aims to get its highly anticipated human moon mission known as Artemis 2 back on track.

NASA has run into exasperating fuel leaks in a make-or-break test of the moon rocket that's supposed to send astronauts on a lunar fly-around.

NASA will again attempt to fuel up its moon rocket and do a launch-day walkthrough ahead of its Artemis II mission to send ...

NASA Administrator Jared Isaacman said Saturday the agency is looking at ways to prevent the fueling problems plaguing the Space Launch System rocket before the Artemis III mission. Artemis III is ...