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Planetary science
The scientific study of planets including Earth, moons, and planetary systems of the Solar System in particular and the processes that form them.
Industry: Astronomy
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Planetary science
超新星 (II 型)
Astronomy; Planetary science
巨大明亮的、 精力充沛的、 災難性的爆炸發生在大品質恒星的壽命結束了其核心崩潰。A 星必須有至少九倍太陽品質的接受核心崩潰的一顆超新星。由爆炸產生的極端熱量使元素比鐵更重,這就所謂的超新星核合成。見也研發過程和 s-過程和恒星核合成。 ...