Gizmodo

NASA’s Next Moon Rocket Runs on Shuttle Engines—Here’s the Story Behind Each One

NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo. The agency’s new era of spaceflight comes with a few parts from its past, ...
Gizmodo

Rocket Engines That Flew 22 Space Shuttle Missions Are Ready for NASA’s Next Moon Mission

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 ...
FOX 10 Phoenix

Spirits of past space shuttles to help boost new moon rocket

NASA’s Space Launch System (SLS) rocket with the Orion spacecraft aboard is seen atop a mobile launcher as it rolls out of High Bay 3 of the Vehicle Assembly Building. (NASA / Joel Kowsky) CAPE ...
NextBigFuture

20 Years of SLS and Constellation – 50 Years of the Same RS25 Engine and Each One Costs $145 Million

SLS (Space Launch System) uses a 50 year old rocket engine design that now costs $145 million each (not including labor and testing) which is over 300 times more expensive than the more powerful ...