Astronomers have discovered a rare group of five dwarf galaxies located relatively close to Earth; these galaxies exist in a near-perfect alignment, resembling a string of cosmic pearls in the sky.
Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. When galaxies collide, their stars are not actually destroyed ...
"This discovery poses a challenge to the Lambda Cold Dark Matter model, which may struggle to account for the formation of such small, aligned groups of galaxies in isolated environments." When you ...