February 27, 2017

Homework Help: physics

Posted by Mohanad on Sunday, March 9, 2014 at 10:41pm.

astronomical observations of our milky way galaxy indicate that it has a mass about 8.0 *10^13 times the mass of our sun. a star orbiting on the galaxy edge is about 6.0*10^4 light years a way from the galactic center what is the orbital period of that star in earth year

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