NASA’s Space Launch System appears to have a finite shelf life. The Trump administration wants to cancel it after just three launches, while the preliminary text of a bill making its way through ...

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 White House plan to kill the cutting-edge Orion spacecraft, shown here, and the Space Launch System super-rocket could halt NASA's ability to land astronauts on the Moon in the late 2020s, even as ...

NASA has cleared the Space Launch System (SLS) heavy launch vehicle for human-rated flight ahead of next year's Artemis II mission, which will send a human crew into lunar orbit for the first time in ...

SLS is the only operational, human-rated rocket that can get astronauts to the moon Stop complaining folks. If you want to see humans get to the Moon within our lifetimes (a first for many of us who ...