标签 系外行星

标签: 系外行星

系外行星测得无线电辐射

【新三才编译首发】在宇宙中寻找行星非常困难。虽然肉眼总是可以看到灿烂的木星和土星,但直到1846年,海王星才被直接观测到。直到海王星出现150年后,...

科学家拍到,40光年外一颗「超级...

  过去几十年的时间里,天文学家已经精确定位了超过1800颗系外行星。寻找系外行星采用的传统技术均为间接方法,例如微引力透镜效应技术和凌...

外星生命何处寻?(图)

开普勒空间望远镜发现很多类似地球的系外行星。 天文学家提出,无数太阳系外行星比以前想像的更像地球,因此更有可能观察到外星生命。 系外行星可能有水 ...
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