Ancient Galaxy Remnants Hidden in Our Own

New research suggests the Milky Way contains remnants of an ancient dwarf galaxy dubbed Loki. By studying metal-poor stars in the galactic plane, astronomers found distinct chemical signatures shaped by extreme events like hypernovae and neutron star mergers.Despite differing orbits, these stars likely trace back to a single accreted system—evidence that our galaxy grew by absorbing smaller neighbors early in its history.Thank you for listening to Bedtime Astronomy — your guide to the cosmos. New episodes on space exploration, NASA missions & the latest astronomy breakthroughs.This episode includes AI-generated content.