标签 系外行星

标签: 系外行星

系外行星測得無線電輻射

【新三才編譯首發】在宇宙中尋找行星非常困難。雖然肉眼總是可以看到燦爛的木星和土星,但直到1846年,海王星才被直接觀測到。直到海王星出現150年後,...

科學家拍到,40光年外一顆「超級...

  過去幾十年的時間裏,天文學家已經精確定位了超過1800顆系外行星。尋找系外行星採用的傳統技術均為間接方法,例如微引力透鏡效應技術和淩...

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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