Re:Venus could have been habitable for billions of years (2019)
by caf on Wednesday March 24, 2021 @05:40PM
(#26573312)
Sometimes called moonmoons.
A system the size of our solar system centred on a jupiter-sized object wouldn't be very stable - it'd be quickly disrupted by an encounter with a star.
(But i guess our moon could have moons so it's moons all the way down)