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

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

While the fate of NASA’s Space Launch System (SLS) rocket hangs in the balance, the agency is pushing ahead with tests of new components needed to launch the vehicle toward the Moon. The latest test ...

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

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

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

Despite president Donald Trump's plans to phase out the Space Launch System rocket — but the agency seems to have other plans ...

China has conducted two spacewalks from its Tiangong space station in as many months and is advancing on its lunar ...

Despite President Trump's plans to cancel the expensive Space Launch System (SLS), NASA continues testing for its anticipated Artemis mission.