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The application of ballistics and celestial mechanics to the practical problems concerning the motion of rockets and other spacecraft.

9 votes
3 answers
2k views

Comet Neowise c2020 f3 will return in ~6800 years, how can we be sure Earth will be in the r...

I have read in several places that the orbital period of comet Neowise c2020 F3 is about 6800 years. In several popular media sources it is said that we will be able to see the same comet after ~6800 …
Mangesh Divate's user avatar