NASA’s massive, fully expendable Moon rocket is under heavy scrutiny. The 5.75-million-pound SLS was built using components from NASA’s Space Shuttle program, which ran from 1981 to 2011.

The space agency had 16, but four of them, used during Artemis 1, are now at the bottom of the Pacific Ocean. Such will be the fate of the remaining 12, which will go into use during Artemis 2, 3 ...

Blue Origin carried out a hotfire test for its New Glenn rocket second stage on Monday (Sept. 23) as the company moves toward the huge vehicle's debut flight.

Northrop says the new cases are lighter and stronger. It also replaces the booster's hydraulic thrust vector control steering system with an electronic system.

NASA’s powerful Space Launch System (SLS) rocket is set to blast four astronauts to space next year on the epic Artemis II mission that will come within about 80 miles of the lunar surface. In ...

Aside from the fireworks, the test allowed engineers to put a new motor ignition system, materials, and an electronic thrust vector control system through their paces, and to gather data from 300 ...

Also under CCDev, Blue Origin is conducting tests of the thrust chamber assembly (TCA) for the BE 3 100,000-lbf liquid oxygen, liquid hydrogen rocket engine, which was recently installed on the E ...