Artist's impression of a white dwarf, G29-38, accreting planetary material from a circumstellar debris disk. When the planetary material hits the white dwarf surface, a plasma is formed and cools via detectable X-ray emission. | |
Lizenzart: | Lizenzfrei |
Credit: | Science Photo Library / Garlick, Mark |
Modell-Rechte: | nicht erforderlich |
Restrictions: | - |