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astro_pettit OP t1_j3osddz wrote on January 10, 2023 at 1:07 AM

Reply to comment by TheVastReaches in My 1st ever star trail from space. More details in comments. by astro_pettit

Yes! The star arc slope changes as the star light passes through more dense atmos layers; i can talk about the visible natural phenomenology in a star trail photo for at least 30 minutes.