How Fast Do Galaxies Circle Each Other?

“How fast are both galaxies orbiting each other? Is there a NASA reference?”

The Milky Way and Andromeda are plunging towards each other, aimed nearly directly at each other, and proceeding at a pace of about 110 kilometers every second. Given the enormous distance between…

Read the full article on Forbes!

Have your own question? Feel free to ask! Or submit your questions via the sidebar, Facebook, or twitter.

Sign up for the mailing list for updates & news straight to your inbox!