In 2018, astronomers faced a fundamental problem: A group mapping relatively nearby galaxies found two very small ones that apparently were totally lacking in dark matter.
I know that sounds a little esoteric, but it's as shocking to astronomers as finding human bones next to dinosaur bones in a dig would be to a paleontologist. They shouldn't be there.
Speaking of dark matter, astronomers have uncovered a pretty interesting mystery involving it. Or rather, not involving it: They’ve found a galaxy that apparently has little or no dark matter in it.
The light galaxy at the heart of a dark dispute newatlas.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from newatlas.com Daily Mail and Mail on Sunday newspapers.