NASA announced that the Artemis II mission to ferry astronauts around the moon for the first time in more than 50 years, could launch earlier than expected. Acting Deputy Associate Administrator ...

UPDATE: The rocket launch was scrubbed at about 2 a.m. Wednesday because of cloudy skies and other atmospheric conditions. NASA says it will try again between 10:30 p.m. Wednesday and 3:30 a.m.

NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, Mississippi. The test lasted about "eight-and-a-half minutes (500 seconds), the same ...