Hubble Solves Merger Mystery From Milky Way’s Early Years – NASA Science0

• Astrophysics, Astrophysics Division, Galaxies, Globular Clusters, Goddard Space Flight Center, Hubble Space Telescope, SCIENCE, Science / Health, Science Mission Directorate, scientists, Space, Space Communications & Navigation Program, Space Launch System (SLS), Space Telescope, space-x-ipo, SpaceX, Star Clusters, The Milky Way
• August 17, 2026

About 12 billion years ago, a dwarf galaxy known as LKH collided with a young Milky Way and merged with it. This artist’s concept portrays that collision. NASA’s Hubble Space Telescope uncovered definitive evidence of this collision by studying globular star clusters. Illustration: NASA, ESA, Joseph Olmsted (STScI) Our home galaxy, the Milky Way, grew