Best of OTOP - Diffuse Nebulae

NGC 6888: The Crescent Nebula

NGC 6888, commonly known as the Crescent Nebula, is a Wolf-Rayet star expelling the outer layers of its atmosphere in phases. The central star has a strong stellar wind that is pushing away its envelope, indicating a supernova progenitor. The bubble is currently about 25 lightyears across and 5000 lightyears distant.

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Last Updated: 11-Jun-2014

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About This Image

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WIYN 0.9m Observatory

S2KB Professional Imager

LRGB color production was used to create this image.

Luminance = RGB (synthetic) 85 minutes

Red = 20 minutes

Green = 20 minutes

Blue = 20 minutes

Hydrogen-α = 25 minutes

Minimum credit line: Glen Saurdiff and Joan Simpson/F. Haase, S. Peterson, K. Garmany/NOAO/AURA/NSF