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They’d have different orbits with different orbital periods so wouldn’t stay “on the same side” over millions of years.
by Sharlin 5y ago
They’d have different orbits with different orbital periods so wouldn’t stay “on the same side” over millions of years.
- ncmncm 5y agoUnless they were a double-planet, similar to Pluto/Charon. (Those orbit a common center not inside either body.) To my knowledge, they are unique, in that, among known bodies, though it would not be surprising if there were a few tiny double asteroids.
- raxxorrax 5y agoSince we are talking about ~350AU (Pluto is at ~40AU), that may very well be the case. An easy approximation: https://www.sjsu.edu/faculty/watkins/bode.htm https://www.sjsu.edu/faculty/watkins/bode.htm