Space Launch System Block 1
Space Launch System Block 1 is NASA’s heavy-lift rocket designed for launching deep space missions beyond Earth orbit.
Also known as: SLS Block 1, Space Launch System
How big is it?
98.1 m · overall launch-vehicle height
Overall launch-vehicle height · approximate
Typical recorded range: 98 m to 99 m.

A little perspective
Space Launch System Block 1 vs Football pitch: length comparison
The length of a football pitch is about 1.07 times the overall launch-vehicle height of an SLS Block 1.
Space Launch System Block 1 is NASA’s heavy-lift rocket designed for launching deep space missions beyond Earth orbit.
A football pitch is the marked rectangular playing surface used for association football.
Both rulers start at the same zero and share one linear scale. Artwork keeps its original proportions. Horizontal rulers compare the selected spans; vertical brackets also identify height on the artwork.
Measurements, assumptions & sources +
Space Launch System Block 1
Overall launch-vehicle height: 98.1 m; approximate; range 98 m–99 m.
NASA’s SLS Block 1 launch vehicle stands approximately 98.1 m tall and has an approximate liftoff mass of 2.6 million kg. Payload and mission configuration alter the total mass.
The marked overall launch-vehicle height is calibrated. Unmeasured illustration details are representative.
Football pitch
Length: 105 m; recommended.
105 × 68 m playing surface. Excludes surrounding space.
The marked length is calibrated. Unmeasured illustration details are representative.
Use the visual comparison to explore its scale, then check the measurements and sources.
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Why this measurement?
Why we use 98.1 m
We compare the overall launch-vehicle height of an SLS Block 1. This is an estimate; check the notes for its rounding and uncertainty. The recorded range is 98 m to 99 m.
NASA’s SLS Block 1 launch vehicle stands approximately 98.1 m tall and has an approximate liftoff mass of 2.6 million kg. Payload and mission configuration alter the total mass.
The marked vertical span follows the measured feature, not the edges of the image. How calibrated comparisons work →
Recorded properties
Dimensions and measurements
| Property | Selected value | Recorded range | Basis |
|---|---|---|---|
| 98.1 m | 98 m to 99 m | approximate | |
| 2,608 t | 2,550 t to 2,650 t | approximate |
Around this scale
Explore nearby values.
Compare examples with lower, similar and higher values. Each card names the measurement being compared.
Nearest lower valuePlanets, moons and spaceFalcon 970 mOverall launch-vehicle heightFalcon 9 is a two-stage orbital rocket developed by SpaceX for launching satellites and crewed missions.
Nearest higher valuePlanets, moons and spaceSaturn V110.6 mOverall launch heightThe Saturn V was a multi-stage rocket developed by NASA to launch astronauts to the Moon during the Apollo programme.Sources and method
Want to check the number?
The source records and measurement method remain available for inspection.
- NASA — Space Launch SystemBlock 1 vehicle height, liftoff mass and launch configuration.
There’s always another scale





