NGC 7822 Sector IH-V c2-6 V509 Cassiopeiae Mu Cephei Bubble Sector DL-Y d35 Rho Cassiopeiae HIP 117078 KY Cygni Elephant's Trunk Sector BQ-Y d2 VV Cephei Antares Statue of Liberty Sector EB-X c1-8 x Carinae Eta Carinae r Puppis VY Canis Majoris Rigel Betelgeuse Aldebaran Gacrux