A rocket engine that helped launch five space shuttle missions, including the penultimate flight of the program in 2011, was fired again on March 10 in preparation for the first crewed flight of ...

A shuttle-era main engine roared to life in a ground-shaking Mississippi test firing Thursday, the latest in a series of full-duration burns to make sure the upgraded powerplants can handle the higher ...

Boeing and Aerojet Rocketdyne successfully test-fired a space shuttle-era engine 10 times in 10 days, demonstrating the rapid turnaround capability critical to the Phantom Express, a reusable ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. For the first time in more than 3 1/2 years, a space shuttle main engine roared to life on Friday ...

The latest hot-fire of NASA’s Artemis moon rocket engine at Stennis Space Center was more than a dramatic plume on the ...

The RS-25 engine fires up for a 500-second test at NASA’s Stennis Space Center in Mississippi. Credit: NASA HOUSTON — For the first time in more than three and a half years, a Space Shuttle Main ...

One of the shuttle Challenger’s three main engines quit prematurely Monday during the climb to space, but the ship pushed on into a low but safe orbit and NASA said the crew of seven should stay up a ...

HUNTSVILLE, Ala. – A main engine computer upgrade developed by NASA’s Marshall Space Flight Center in Huntsville, Ala., will fly on space shuttle Atlantis during the STS-117 mission, targeted for ...

NASA’s top engineers have recommended a test-firing of Discovery’s main engines before the first post-Challenger shuttle flight, a test that will delay the launch for as long as two months, officials ...

Throughout the Space Shuttle design process, NASA fought a rearguard action to preserve reusability. In 1969, the U.S. civilian space agency sought a fully reusable design with a piloted Booster and a ...

For the first time in more than 3 1/2 years, a space shuttle main engine roared to life on Friday (Jan. 9) in support of NASA's new heavy-lift rocket. The space shuttle main engine (SSME), now renamed ...