The latest hot-fire of NASA’s Artemis moon rocket engine at Stennis Space Center was more than a dramatic plume on the ...

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. A test ...

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

A new version of SLS's solid rocket booster had a bit of a hiccup. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. An upgraded version of one of ...