A star at a distance of 50000 light years from the center of a galaxy has an orbital speed of 100 km/s around the galact
Posted: Mon May 16, 2022 3:24 pm
A star at a distance of 50000 light years from the center of a galaxy has an orbital speed of 100 km/s around the galactic center. What is the total mass of the galaxy located at distances smaller than 50000 light years from the center? 4.2 x1011 solar masses 3.5 x1010 solar masses 1.4 x1011 solar masses ОО 7.6 x1010 solar masses