Abell 21 (Medusa Nebula)
Gemini
RA 07 29 03
DEC +13 14 30
Type: large and ancient Planetary Nebula
Size: 12'x 9'
Type: Posts; User: reiner; Keyword(s):
Abell 21 (Medusa Nebula)
Gemini
RA 07 29 03
DEC +13 14 30
Type: large and ancient Planetary Nebula
Size: 12'x 9'