universetoday.com
Mass of the Milky Way - Universe Today
[/caption] The mass of the Milky Way depends on what you consider this question to mean. If you are only talking about the visible part of the Milky Way – all the stars, gas and dust that make up the disk – then the Milky Way’s mass is between 200-600 billion times that of the … Continue reading "Mass of the Milky Way"