Space Launch System - Wikipedia
2021-11-16u2002·u2002The Space Launch System (abbreviated as SLS) is an American super heavy-lift expendable launch vehicle under development by NASA since 2011. It replaces the Ares I and Ares V launch vehicles, which were cancelled along with the rest of the Constellation program. The SLS is intended to become the successor to the retired Space Shuttle as the primary launch vehicle of NASA's deep space ...
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