Space Launch System
From Wikipedia, the free encyclopedia
The Space Launch System (SLS) is a NASA rocket.[1][2] It is a heavy-lift launch vehicle.[1][2] It is the most powerful rocket ever built.[1] The SLS is a replacement for the Space Shuttle, which retired in July 2011.[1] The first flight of the SLS will be in 2017.[1][2]
References [change]
- ↑ 1.0 1.1 1.2 1.3 1.4 "NASA unveils super rocket", BBC Focus Magazine (Bristol Magazines) (235): 17, November 2011
- ↑ 2.0 2.1 2.2 "NASA unveils mega rocket", How it Works (Imagine Publishing) (26): 6-7, 2011-10-06
