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

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

PROMONTORY, Utah — NASA will conduct the first full-scale test of its most powerful solid rocket booster motor Thursday, ...

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

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

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

The new booster is is scheduled to launch on the ninth Artemis lunar mission in the 2030s — but there's a chance that it will ...

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 ...

NASA recently tested the largest rocket motor ever built in Box Elder County last week. But during the harsh, two-minute-long ...

Officials are investigating an unexpected explosion that occurred during a solid rocket booster test in Utah last week, ...

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