The barycentre being inside of one of the things in the system is also an arbitr...

		shawnz on March 1, 2021 \| parent \| context \| favorite \| on: The Mars Helicopter Is Online and Getting Ready to... The barycentre being inside of one of the things in the system is also an arbitrary threshold, isn't it? The barycentre of the Sun and Jupiter isn't inside of the Sun.. so does that mean Jupiter doesn't orbit the Sun?