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 ...

A group of guests from NASA teams working on the Artemis program visited the Clark Planetarium Tuesday to talk about what's ...

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

NASA tested a Space Launch System rocket RS-25 engine at the Stennis Space Center. Credit: NASA Stennis Space Center ...

NASA has announced that an asteroid about 200 feet in diameter is now slightly more likely to crash into the moon.

NASA fired up a full-duration test of its new RS-25 engine that will power the Space Launch System rocket on Artemis missions ...