超新星遗迹仙后座A
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massive star
天文·每日一图
超新星遗迹仙后A
2023年12月14日 Supernova Remnant Cassiopeia A Image Credit: NASA, ESA, CSA, STScI; D. Milisavljevic (Purdue University), T. Temim (Princeton University), I. De Looze (University of Gent) Explanation: Massive stars in our Milky Way Galaxy live spectacular lives. Collapsing from vast cosmic clouds, their
天文·每日一图
回收仙后座A
2023年6月1日 Recycling Cassiopeia A Image Credit: X-ray – NASA, CXC, SAO; Optical – NASA,STScI Explanation: Massive stars in our Milky Way Galaxy live spectacular lives. Collapsing from vast cosmic clouds, their nuclear furnaces ignite and create heavy elements in their cores. After a few m
天文·每日一图
WR 134周围的环状星云
2023年5月18日 WR 134 Ring Nebula Image Credit & Copyright: Craig Stocks Explanation: Made with narrowband filters, this cosmic snapshot covers a field of view about the size of the full Moon within the boundaries of the constellation Cygnus. It highlights the bright edge of a ring-like nebula trac
天文·每日一图
仙后座A
2021年01月23日 Recycling Cassiopeia A Image Credit: X-ray – NASA, CXC, SAO; Optical – NASA,STScI Explanation: Massive stars in our Milky Way Galaxy live spectacular lives. Collapsing from vast cosmic clouds, their nuclear furnaces ignite and create heavy elements in their cores. After a few