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发表于 2019-10-30 14:38:16
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环绕恒星的原行星盘:行星的“诞生摇篮”
摘要:The classical theory of planet formation can be traced back to the German philosopher Kant, who speculated that the Sun and the major planets were created in a cloud of faint gas and dust that gradually collapsed and flattened. In the theory, the planets are predicted to move about the Sun in low eccentric orbits and they are nearly coplanar. Nowadays, astronomers have developed this theory to further improve our understanding of planet formation process based on modern astronomical observations...
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