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Tuesday, October 19, 2021

THE HAPPENING WORLD: SpaceX Starship SN 20 Pre-Burner Test

This appears to have been a single engine pre-burner test of Raptor vacuum engine number 5. The pre-burner powers the turbopumps that force fuel and oxidiser into the combustion chamber. In a pre-burner test, the main combustion chamber is not ignited. This is a normal step on the way to a full thrust static firing.

Posted at October 19, 2021 11:09