Watch the epic view of the moon and Earth captured by the Orion spacecraft ahead of its outbound powered flyby. Credit: NASA / time-lapsed by Space.com's Steve Spaleta Music: Kepler's Hope by Year of ...

To fix the problem, NASA has to roll SLS and the stacked Orion spacecraft back to the Vehicle Assembly Building (VAB) at the ...

Watch as the Artemis 1 Orion spacecraft travels to the moon in this epic time-lapse from flight day 1. Credit: NASA | mash ...

Reid Wiseman, Victor Glover, Christina Koch and Canadian astronaut Jeremy Hansen — on a flight around the far side of the ...

NASA's Artemis 2 moon mission is in trouble again after teams discovered a helium issue within the SLS rocket following successful wet dress rehearsal ...

Following a successful fueling test of its Artemis 2 moon rocket, NASA encountered another issue that will again delay the ...

American space agency NASA said it is no longer attempting to go to the Moon in March after an issue requires the SLS to be rolled back to the VAB.

NASA has delayed Artemis II once more after a helium system issue was detected in the Space Launch System rocket, pushing the ...

NASA has conducted two wet dress rehearsals for Artemis II, the latest of which concluded Feb. 19. Having resolved a hydrogen ...

Hours after holding what the space agency called a successful dress rehearsal, NASA found interrupted helium flow into the ...

SLS still has helium leaks. Helium leaks have been a problem since the Space Shuttle days. It is so cold that it is hard to work with. The picture is of the ...