3D printed rockets save on up front tooling, enable rapid iteration, decrease part count, and facilitate radically new designs. For your chance to win 2 seats on one of the first Virgin Galactic flights to Space and support a great cause, go to https://www.omaze.com/veritasium.

Thanks to Tim Ellis and everyone at Relativity Space for the tour!
https://www.relativityspace.com/
https://youtube.com/c/RelativitySpace.

Special thanks to Scott Manley for the interview and advising on aerospace engineering.
Check out his channel: https://www.youtube.com/user/szyzyg.

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References:
Benson, T. (2021). Rocket Parts. NASA. — https://ve42.co/RocketParts.

Boen, B. (2009). Winter Wonder: Rocket Icicles. NASA. — https://ve42.co/EngineIcicles.

Hall, N. (2021). Rocket Thrust Equation. NASA. — https://ve42.co/RocketEqn.