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

Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's 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 ...

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

NASA’s SLS rocket and Orion programs received significant funding after previously being on the chopping block for NASA budget cuts.

Trump’s Big Beautiful Bill adds $9.9 billion to NASA’s budget, reversing plans to cut the Space Launch System and Orion.

In a review of 38 current NASA projects that cost $250 million or more, the Government Accountability Office found ...

Utah has a significant role, being the "factory" for the propulsion systems used by the SLS rocket. The new booster rocket for Artemis III, capable of exerting 4 million pounds of thrust, will undergo ...

In May, the White House released a budget proposal that would slash NASA funding. But a Senate appropriations plan would protect the agency's budget.

The budget proposes the end of the Space Launch System rocket and Orion capsule after the Artemis III moon-landing mission.

More than $10 billion in funds are included in Trump’s tax and spending bill for NASA programs previously targeted by the ...

An anomaly during a rocket booster test fire stunned Northrop Grumman and NASA, raising questions about hardware that could send Artemis astronauts into deep space.