The place where the world comes together in honesty and mirth. Windmills Tilted, Scared Cows Butchered, Lies Skewered on the Lance of Reality ... or something to that effect.
Friday, July 28, 2017
Half of Milky Way's matter comes from distant galaxies
Up to half of the Milky Way is made up of matter that came from distant
galaxies, having been ejected from its home during supernova explosions.
This means everything in our home galaxy, including humans, is, in
part, of intergalactic origin.