Imagine a universe where galaxies the colossal islands of stars numbering in trillions are not just majestic neighbors but are also ravenous predators. This is the reality of galactic cannibalism, a process where a larger galaxy gravitationally rips apart and absorbs a smaller one, forever altering
You’d never notice one star in the galaxy that wasn’t from around here. Astronomers have now found that a star right near the supermassive black hole at the center of the Milky Way likely originated in a smaller galaxy that ours devoured.
The Milky Way's Stolen Globular Clusters universetoday.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from universetoday.com Daily Mail and Mail on Sunday newspapers.
A dwarf galaxy's gamma rays answer an astronomical anomaly that has been unknown for a decade. (Photo : Kavli IPMU)A small satellite galaxy (green globe on the bottom left) of the Milky Way – called Sagittarius – has been observed from Earth through giant lobes of gamma radiation (aka the Fermi bubbles, purple areas below and above the galaxy).