NASA has just crossed a threshold that turns its next Moon flight from an abstract plan into a tangible vehicle, ready to be put through the final, unforgiving tests of human spaceflight. With the ...

Calls for the United States to return astronauts to the moon before the end of the decade have been increasingly loud and frequent, emanating from bipartisan lawmakers and science advocates alike. But ...

European scientists are turning an aircraft into a laboratory that simulates lunar gravity to prepare astronauts and ...

NASA's Artemis campaign is the agency's ambitious campaign to return Americans to the surface of the moon for the first time in more than 50 years. Starship, the approximately 400-foot megarocket that ...