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A 5-percent scale model of the Space Launch System (SLS) is ignited for five seconds to measure the affects acoustic noise and pressure have on the vehicle at liftoff.
Lean Mean SLS Machine

A 5-percent scale model of the Space Launch System (SLS) is ignited for five seconds to measure the effects acoustic noise and pressure have on the vehicle at liftoff. The green flame is a result of the ignition fluid that is burned along with the propellant during this short-duration test.

Image credit: NASA/MSFC/David Olive

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Page Last Updated: January 28th, 2014
Page Editor: Brooke Boen