Add Yahoo as a preferred source to see more of our stories on Google. With the giant SLS rocket on its Florida launch pad and the four astronauts of Artemis II preparing to make history as they fly ...

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 ...

A test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to launch astronauts on a mission around the moon.

NASA is progressing a little faster than originally predicted toward a critical fueling test of its Artemis 2 moon rocket. The agency had targeted no later than Feb. 2 to complete the "wet dress ...

NASA's Artemis II rocket is set to see its next wet dress rehearsal this week. What to know, as a launch date could soon ...

NASA is moving one step closer to its next crewed lunar mission as the agency prepares to conduct a wet dress rehearsal for Artemis II.

If you’ve been even casually following NASA’s return to the Moon, you’re likely aware of the recent Wet Dress Rehearsal (WDR) for the Artemis II mission. You probably also heard that things didn’t go ...