Optical photograph of the Veil Nebula (Cirrus Nebula,NGC 6979),part of an enormous annular supernova remnant which lies in the constellation of Cygnus. The remnant,known as the Cygnus Loop,is a circle of wispy filaments of gas and dust over three degrees in diameter. The loop is a giant expanding shell of gas,the remnant of a catastrophic stellar explosion which must have occured 30 to 40 thousand years ago | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / US Naval Observatory |
Bildgröße: | 5232 px × 3422 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |