Physics, 12.03.2020 02:10, katepotter2019

Astronomers have discovered a new planet called "Xandar" beyond the orbit of Pluto (No, not really but I need a fake planet for this problem!). It has a satellite called "Jim" that orbits with a period of 12.9 days at a distance of 72,600 km. What is the mass of "Xandar"?

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Astronomers have discovered a new planet called "Xandar" beyond the orbit of Pluto (No, not really b...