NASA prepares Artemis II, the first crewed flight of SLS, to orbit the Moon and test Orion spacecraft systems.

NASA conducted a final test on one of its redesigned engines for future flights of the Space Launch System (SLS) rocket, the ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's historic Artemis 2 moon mission is in trouble yet again. Artemis 2 – the first human spaceflight under NASA's ...

Add Yahoo as a preferred source to see more of our stories on Google. An unannounced test of NASA's towering Space Launch System rocket uncovered another issue with the vehicle meant to soon launch ...

Live updates from the Artemis II mission, which launched April 1 from Kennedy Space Center on a 10-day test flight around the ...

NASA's towering Space Launch System rocket is about to depart the launch pad in Florida where it has been vertical for more than a month in anticipation of the first U.S. human lunar mission in ...

CAPE CANAVERAL, Fla. (AP) — NASA took another crack at fueling its giant moon rocket Thursday after leaks halted the initial dress rehearsal and delayed the first lunar trip by astronauts in more than ...

NASA continues testing for the Artemis 2 launch after hydrogen leaks occurred during a Feb. 2 wet dress rehearsal. Credit: NASA/Aubrey Gemignani WASHINGTON — A NASA test to confirm repairs to seals in ...