Pelican nebula. This is an emission nebula,a huge cloud of gas and dust that glows as the hydrogen it contains is ionised by radiation from the hot young stars that have formed within it. The nebula lies 1800 light years from Earth in the constellation Cygnus. Different colours represent different ionised gases; sulphur is red,hydrogen is green and oxygen is blue | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / J-P METSAVAINIO |
Bildgröße: | 4665 px × 3743 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |