American space agency NASA said it fixed one of the RS-25 engines that was supposed to be part of the Artemis II mission, ...

On Monday, after rolling the SLS rocket to be used for the Artemis II mission to the pad in January, NASA attempted its first ...

NASA Artemis 2 mission after encountering hydrogen leaks during a fueling test of the Space Launch System. The Space Launch ...

NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo. The agency’s new era of spaceflight comes with a few parts from its past, ...

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 ...

NASA conducted a test of its newly redesigned RS-25 engine for future flights of the Space Launch System (SLS) rocket.

HANCOCK COUNTY, Miss. (WLOX) - NASA and L3Harris Technologies successfully conducted a full-duration hot fire test of a second RS-25 engine at Stennis Space Center in Hancock County. The engine will ...

The cold weather didn’t stop NASA from calling employees to work Saturday night to begin the two-day countdown of a test run for its Artemis II moon mission. Staffers were called to stations at ...

Artemis II commander Reid Wiseman, Victor Glover, Christina Koch and Jeremy Hansen are hoping to launch atop the SLS rocket as early as Sunday night for a nine-day two-hour flight around the moon and ...