California nebula (NGC 1499). 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 California nebula lies around 1000 light years from Earth in the constellation Perseus. Different colours represent different ionised gases; sulphur is red,hydrogen is green and oxygen is blue | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / J-P METSAVAINIO |
Taille de l’image : | 5102 px × 3430 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |