TESS在宜居带发现了第一颗地球大小的行星

In a galaxy 100 light-years away in the constellation Dorado sits a planetary system named TOI 700. It is home to TOI 700 d, the first Earth-size habitable-zone planet discovered by TESS, NASA’s Transiting Exoplanet Survey Satellite.

Image Credit: NASA/Goddard Space Flight Center

在离我们100光年的多拉多星系中，有一个名为TOI 700的行星系统。它是TOI 700d的家园，这是NASA凌日系外行星勘测卫星TESS发现的第一颗地球大小的适居带行星。

图片来源:NASA/Goddard Space Flight Center