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beAbUlast Wednesday at 6:05 AM1 replyview on HN

You reach up and pull jupiter down while pulling yourself up?

Not an orbital mechanicist though.


Replies

peeterslast Wednesday at 2:14 PM

Pulling an object "down" (ie towards the gravitational focus) doesn't lower the energy of its orbit, it just changes the eccentricity. To lower its orbit you have to slow it down.