Quasar, illustration. A quasar is a galaxy which has a super massive black hole at its centre and is characterised by the emission of high energy jets of material. Gas falling towards the black hole heats up due to friction and releases energy in the form of electromagnetic radiation (blue). | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / De Schwanberg, Victor |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |