NASA’s Space Launch System (SLS) is ready to fly with its four shuttle-era engines. The rocket, outfitted with the RS-25 ...

The shuttle main engines were designed in the 1970s, ahead of the first shuttle launch in 1981. In the 1990s and 2000s, NASA built a new series of upgraded engines with higher thrust and improved ...

NASA's Super Guppy aircraft landed Tuesday at Ellington Field in Houston with a piece of NASA history that will soon get a new life. The plane's massive nose swung open to reveal a space shuttle ...