What are some good sources I can use when finding out why the rocket fuel and exhaust particles separate during launch in the upper atmosphere causing that bright "bulb" of light? Submitted by redditslayer95 t3_11khnn0 on March 6, 2023 at 11:19 PM in space 9 comments 9
Nerull t1_jbgbs3r wrote on March 8, 2023 at 9:05 PM It's just pressure. Gasses expand until the pressure is equalized. As the rocket gets higher, the exhaust gasses expand more as the ambient pressure gets lower. Permalink 1
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