Ask HN: Which re-entry/de-orbit was this?

Hi HN! With the CZ5N re-entry happening I figured you could point me in the right direction to solve this mystery: On the evening of july 14, around 20:15 UTC we saw something pass over our heads fairly slowly (apparently stationary), leaving a greenish, sparkly line over the course of several minutes. It also left a long trail that apparently […]