Optical photograph of the Omega Nebula (also known as M17 or NGC 6618). The nebula is a cloud of ionised hydrogen gas which glows a characteristic red due to the ultraviolet light from the hot young stars which lie within it. The photograph was taken at the 4-metre telescope at Kitt Peak National Observatory in Arizona | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / National Optical Astronomy Observatories |
Taille de l’image : | 3543 px × 2625 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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