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Space Launch System Block 1

Space Launch System Block 1

Space Launch System family · built by National Aeronautics and Space Administration · maiden flight 2022-11-16

Profile data last updated: 2026-08-15T20:08:04.839063+00:00 | 7531-09-01

The Space Launch System (SLS) is an American Space Shuttle-derived heavy expendable launch vehicle. It is part of NASA's deep space exploration plans including as the main launch vehicle of the Artemis program. SLS follows the cancellation of the Constellation program, and is to replace the retired Space Shuttle.

Specifications

98.0 mLength
8.4 mDiameter
2628 tLaunch mass
2Stages
39000 kNLiftoff thrust

Payload Capacity

95000 kgTo LEO

Lifetime Launch Record

As reported by Launch Library 2 across this rocket's entire history, not just the launches tracked on this site.

2Total launches
2Successful
0Failed
1Upcoming

Launches Tracked on This Site

2In our archive
100.0%Success rate
Nov 16, 2022 06:47 UTCEarliest tracked
Apr 01, 2026 22:35 UTCMost recent
MissionDateStatus
SLS Block 1 | Artemis II Apr 01, 2026 22:35 UTC Success
SLS Block 1 | Artemis I Nov 16, 2022 06:47 UTC Success

Official info · Wikipedia