SLS Five Segment Booster (FSB-1)

Launching 5.5 million pounds is impossible. Until it's not.

Twilit sky of a five segment rocket motor resting on platform under a star-filled sky

SLS Five Segment Booster FSB-1 Facts and History

Static Test Data Sheet

Static Test Data Sheet

SLS Booster Data Sheet

SLS Booster Data Sheet

SLS Case History

SLS Case History

Case Use History SLS FSB-1.

NASA SLS Fact Sheet

NASA SLS Fact Sheet

NASA FSB-1

NASA FSB-1

Media Resources

Artemis

Artemis

Learn more about how we are supporting Artemis.

Motor during test fire — B-2 Images and Videos
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FSB-1 Static Test

FSB-1 firing at the Promontory, Utah, facility’s Test Area.

Video Gallery: FSB-1

A engineer stands in between the center of a rocket motor inside a facility — B-2 Images and Videos
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SLS Five Segment Booster

Engineers mate two segments of the five-segment booster.

Mission Updates

Our FSB-1 static test occurred on September 2. See the full static test below.

See video of test here Read the FSB-1 news release

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