NASA will attempt a second wet dress rehearsal for its Artemis II moon mission on Thursday, February 19, 2026, after liquid ...

NASA has been battling hydrogen fuel leaks ever since the space shuttle era, which provided many of the SLS engines. The first Artemis test flight without anyone on board was grounded for months by ...

Add Yahoo as a preferred source to see more of our stories on Google. 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.

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

There has been only one mission of the Artemis program to date, an uncrewed test flight of the Orion spacecraft that was conducted back in 2022. Judging this solely from this perspective, you could be ...

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 ...

NASA announced Tuesday that it’s pushing the launch of its Artemis II moon mission to March after finding fuel leaks during testing this week. The 10-day crewed mission is aimed at carrying astronauts ...

NASA vs SpaceX rockets compared on cost, technology, and performance, revealing how reusability and innovation reshape modern ...