Engineers didn't immediately acknowledge the issue during that broadcast, apart from one controller uttering "Whoa," followed ...

NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 ...

NASA followed last week's low-key engine test with the test-firing of a solid-fueled booster at Northrop Grumman's rocket ...

The Space Launch System rocket's RS-25 engine was fired up for the “final round of certification testing ahead of production of an updated set of the engines," according to NASA. The test occurred at ...

Despite the White House's desire to cancel the Space Launch System, the Artemis program's primary launch vehicle, NASA ...

Blue Origin has been mum about the payload that will fly on this rocket, but multiple people have told Ars that the current ...

The $10 billion addition to the Artemis architecture, which includes funding for additional Space Launch System rockets and ...

While the fate of NASA’s Space Launch System (SLS) rocket hangs in the balance, the agency is pushing ahead with tests of new ...

Musk has been critical of the SLS rocket, calling it fully expendable. He argued that each launch costs around $1 billion, ...

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 U.S. Senate has passed Trump’s budget bill adding $10 billion for NASA’s Artemis program, funding more SLS rockets, ...

NASA plans to launch its live-streamed programming on Netflix -- featuring rocket liftoffs, astronaut spacewalks and live ...