galaxy rotation curves

The Milky Way's Mass is Much Lower Than We Thought

How massive is the Milky Way? According to a new study using data from ESA's Gaia spacecraft, less than we…

5 months ago

Astronomy Without A Telescope – Could Dark Matter Not Matter?

[/caption] You probably want to put on your skeptical goggles and set them to maximum for this one. An Italian…

12 years ago