New Dark-Matter-Dominated Dwarf Galaxy Discovered: “Fossil of the Early Universe"
Our massive Milky Way Galaxy –the second-largest galaxy in the Local Group after the Andromeda Galaxy–is orbited by more than twenty dwarf galaxies that are thought to be relics of the very first galaxies in the universe, A new ultra-faint dwarf galaxy (UFD), the least luminous, most dark matter dominated, and least chemically evolved galaxies known, has been discovered at a distance of about 293,000 light years away from the Earth.