Almost four months after the American space agency NASA installed the first newly built RS-25 Space Shuttle engine on the Fred Haise Test Stand at the Stennis Space Center in Mississippi, hardware ...

NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 engines, recently passed a critical milestone that put the integrated system to ...

The Space Shuttle was and forever will be a very special vehicle in the history of space exploration. Over the course of three decades starting in 1981, the small fleet of spaceplanes took to the sky ...

The last four rocket engines ever to fly with shuttle-era hardware at their core have arrived at NASA's Michoud Assembly Facility in New Orleans — and they are headed for the Moon program, not a ...

One of the four RS-25 engines now being bolted into the core stage of NASA’s next moon rocket is not new hardware at all.

Add Yahoo as a preferred source to see more of our stories on Google. The Artemis II mission is set to launch four astronauts atop NASA's SLS (Space Launch System) rocket later today – and while this ...

When Artemis II blasts off for its lunar flyby, its powerful SLS rocket will include some "heritage hardware." The core engines are mostly recycled space shuttle engines, along with some reused ...

The two solid rocket boosters flew in different directions as the external fuel tank became a fireball.(AP: Bruce Weaver / File) Forty years ago, the Challenger space shuttle disintegrated just after ...