超级巨型系外行星如何形成？韦布空间望远镜找到线索
IT之家 4 月 16 日消息，天文学家利用詹姆斯・韦布空间望远镜（JWST），对一颗系外行星展开了观测研究，这颗行星有望帮助人类界定行星与恒星之间的界限。 据IT之家了解，这颗奇特的系外行星是天鹅座 29 b（29 Cygni b）， 一颗质量约为木星 15 倍的气态巨行星，距
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