超新星遗迹中的元素分布
2019-08-02
2019 August 1 Elements in the Aftermath Image Credit: NASA/CXC/SAO Explanation: Massive stars spend their brief lives furiously burning nuclear f...
2019 August 1 Elements in the Aftermath Image Credit: NASA/CXC/SAO Explanation: Massive stars spend their brief lives furiously burning nuclear f...