A little more than two months ago, a Rocket Lab employee called the Stennis Space Center Fire Department from the nearby A3 ...

NASA has completed over 100 cold-flow tests of a full-scale nuclear rocket reactor prototype, demonstrating stable hydrogen ...

Artemis 2's Space Launch System rocket core stage was fitted with 4 RS-25 engines at NASA’s Michoud Assembly Facility in New ...

The Space Launch System rocket's RS-25 engine was fired up for the “final round of certification testing ahead of production ...

NASA plans to test the planned leak repair with a second dress rehearsal fueling test later this month.

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, ...

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 ...

NASA's Artemis II wet dress rehearsal was halted due to a fuel line leak during preparations for a historic human flight ...

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

United Launch Alliance plans to fly its Vulcan rocket for the 4th time early Feb. 12. Here's what to know about the rocket, ...

For Florida rocket launches, there's typically a rumble that follows after liftoff. Sometimes windows shake in areas closest ...

SpaceX halted Falcon 9 launches for a week while it investigated that issue, which was traced to a fuel leak in one of the ...