reflection nebula
nebulosity in astronomy
Orion Nebula
diffuse nebula
Iris Nebula
dark nebula
Rigel
star system in the constellation Orion
variable nebula
Nebula with varying brightness
Ghost Nebula
nebula in the constellation Cepheus
RS Puppis
variable star in the constellation Puppis
S Coronae Australis
variable star in the constellation Corona Australis
FU Orionis
variable star in the constellation Orion
Toby Jug Nebula
emission nebula and star in the constellation Carina
Antares
red supergiant star in the constellation Scorpius
protoplanetary nebula
type of astronomical object