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总结
美国航天局(NASA)基于多年观测数据发布了一段延时视频,呈现“开普勒超新星遗迹”在约25年间持续向外膨胀的过程,画面显示爆炸冲击波在深空中推进,并与周围气体尘埃发生相互作用的结构变化。该影像由多次望远镜观测拼合而成,既用于帮助科研人员追踪能量与物质分布、检验超新星遗迹演化模型,也面向公众展示恒星爆炸后遗迹随时间变化的直观证据。
正文
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