Ring Nebula
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The Ring Nebula is a planetary nebula in the northern constellation of Lyra. Such a nebula is formed when a star, during the last stages of its evolution before becoming a white dwarf, expels a vast luminous envelope of ionized gas into the... Wikipedia
Coordinates: RA 18h 53m 35s | Dec +33° 1′ 45″
Radius: 1.3 light years
Magnitude: 8.8
Distance to Earth: 2,283 light years
Age: 7,005 years
Angular diameter: 1.2 arc minutes
Absolute magnitude (V): −0.2+0.7; −1.8