Sirius Star Cluster
Sept. 4, 2024
ESA Science & Technology - Obscured Sirius reveals Gaia 1 cluster Sirius star hi-res stock photography and images - Alamy Sirius, our brightest star, is orbited by a white dwarf — a dead star's core. Where is the planetary nebula that would have formed when it shed its skin? | Astronomy.com Sirius Star Cluster