在哈勃望远镜的帮助下证实了第一颗系外卫星？ (IMAGE)

American Association for the Advancement of Science (AAAS)

在哈勃望远镜的帮助下证实了第一颗系外卫星？

Caption

由画家构思的系外行星Kepler-1625b及其假想的大型卫星。这对星球的质量和半径比与地球-月亮系统的比例类似，但被放大了11倍。

Credit

Dan Durda

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