An upgraded version of one of the solid rocket boosters being used for NASA's Space Launch System (SLS) experienced an ...

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

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

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

The 156-foot-long five-segment solid rocket motor produced upwards of 4 million pounds of thrust during the test.

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

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

The latest Musk-Trump feud is a 'nail in the coffin' moment for Tesla, investor Ross Gerber says 125,000-year-old 'fat ...

PROMONTORY, Utah—Northrop Grumman and NASA on June 26 conducted the first test of its Booster Obsolescence Life Extension solid rocket motor amid uncertainty about the overall future of the Space ...

Nicknamed "The Bruiser," the Atlas V variant with five solid rocket boosters has now flown 16 times in that configuration since 2006. Atlas V rockets have previously launched the New Horizons ...

Next, shortly after sunrise, United Launch Alliance launched an Atlas V rocket sporting five solid rocket boosters at 6:54 a.m. on Amazon's second Project Kuiper internet constellation mission. That ...