Blinking Planetary
Nebula in Cygnus · 3,200 light-years
🔭 Explore Blinking Planetary in the 3D map →| Type | Nebula |
|---|---|
| Constellation | Cygnus |
| Distance | 3,200 light-years |
| Apparent magnitude | 9.4 |
| Apparent size | 0.4′ (arc-minutes) |
| Also known as | C15 · NGC 6826 |
Caldwell 15, popularly known as the Blinking Planetary, is a nebula (NGC 6826) in Cygnus — a luminous cloud of interstellar gas and dust. It appears as number 15 in the Caldwell catalogue, Sir Patrick Moore's 1995 list of 109 bright deep-sky objects for amateur astronomers. It spans roughly 0.4 arc-minutes on the sky. At about magnitude 9.4, it shows up in a small backyard telescope.
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