NASA fired up RS-25 engine No. 20001 at the Fred Haise Test Stand at NASA’s Stennis Space Center at Bay St. Louis, ...

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

Debris scatters on June 26, 2025, during a static fire test of a new solid rocket motor at a Northrop Grumman facility in Utah. The motor is supposed to be used in later Artemis moon missions. Credit: ...

Aerospace company Relativity is expanding its rocket component production and rocket engine testing operations at NASA’s Stennis Space Center in Hancock County. The project is a $59-million corporate ...