Scientists previously thought this source was in Andromeda, but now they know it is not. This object is actually 1,000 times farther away than Andromeda at a distance of about 2.6 billion light years.
Scientists previously thought this source was in Andromeda, but now they know it is not. This object is actually 1,000 times farther away than Andromeda at a distance of about 2.6 billion light years.