Faint fossil galaxy found at the Andromeda galaxy’s edge

Faint fossil galaxy found at the Andromeda galaxy’s edge
An amateur astronomer examining archival data processed by the Community Science & Data Center tipped off astronomers about a smudge of interest in an image he examined as part of an effort by the Víctor M. Blanco 4-meter Telescope at Cerro Tololo…

Read more at nsf.gov