Celestial hemisphere:  Northern  ·  Constellation: Lyra (Lyr)  ·  Contains:  IC 1296  ·  M 57  ·  NGC 6720  ·  PK063+13.1  ·  Ring nebula  ·  Ring nebula in Lyra
M57 - Ring Nebula (Narrowband CFHT Palette), Mark Spruce
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M57 - Ring Nebula (Narrowband CFHT Palette)

M57 - Ring Nebula (Narrowband CFHT Palette), Mark Spruce
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M57 - Ring Nebula (Narrowband CFHT Palette)

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Description

The Ring Nebula (Messier 57) is a planetary nebula in the constellation Lyra approximately 2300Ly from earh. Planetary nebula are formed when ionized gas is expelled by a red giant star, which was passing through the last stage in its evolution before becoming a white dwarf.

Taken in narrowband using the California, France, Hawaii Telescope palette

(Hα = Red, OIII = Green, SII= Blue)

Unfortunately my OIII data was slightly out of focus the the results is not a good as it could be.

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M57 - Ring Nebula (Narrowband CFHT Palette), Mark Spruce

In these collections

Messier Catalogue
Nebulae