For exoplanet hunting that is not quite good enough .

但是对于狩猎系外行星来说这还远远不够。

This will greatly catalyze exoplanet research .

这将极大促进地外星系研究。

The youngest exoplanet yet discovered is less than 1 million years old and orbits coku tau 4 a star 420 light-years away .

至今为止已经发现的最年轻的外行星还不到1百万岁，它绕着一颗离地球420光年的cokutau4恒星公转。

Thus , it is the only exoplanet discovered that is likely to have oceans .

所以，它是已发现的唯一一个可能有海洋的系外行星。

This is looking more and more like a golden age of exoplanet discovery .

这看起来越来越象一个探索系外行星的黄金时代。