type ia supernova 添加释义
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光谱指出这个事件是 第一型超新星 (Type Ia supernova)，是白矮星 吸积伴星物质所发生的爆炸。据估计，虽然SN 2014J还要再过二星期才会达到最大亮度，不过，它现在已是M82最明亮的区域...
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Type Ia supernova
- abstract: Type Ia supernovae occur in binary systems (two stars orbiting one another) in which one of the stars is a white dwarf while the other can vary from a giant star to even a smaller white dwarf.HubbleSite - Dark Energy - Type Ia Supernovae A white dwarf is the remnant of a star that has completed its normal life cycle and has ceased nuclear fusion.
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