Observations from the brand-new CHEOPS mission reveal a third long-period transiting planet around the naked-eye star ν2 Lupi. Precise measurements of the masses and radii of planets around this star show a diversity of planetary compositions possibly ranging from bare rock to a significant volatile atmosphere.

中文翻译：

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围绕裸眼恒星的多样化行星三重奏

全新 CHEOPS 任务的观测结果揭示了第三颗长周期凌日行星围绕裸眼恒星 ν2 Lupi。对这颗恒星周围行星的质量和半径的精确测量表明，行星组成的多样性可能从裸露的岩石到显着的挥发性大气层。