The Cold Spot in the Eridanus Supervoid is one of the strangest places in the universe — a freezing patch of the cosmic microwave background about 1.8 billion light-years across, far colder than the surrounding universe, and scientists still don't fully know why it's there.
#ColdSpot #EridanusSupervoid #SpaceFacts #Astronomy #Cosmos
Follow AstroMyst for daily space facts
