A new paper by astronomer Li Zeng suggests that among the thousands of discovered exoplanets in the Milky Way, there are way more ‘water worlds’ than we thought before.

Mr. Zeng, who is a Postdoc Fellow at Harvard, focuses on studying planets bigger than Earth but smaller than Neptune. The paper reveals that it is highly probable that those planets contain approximately 25% or more ice or fluids.

‘"Perhaps every typical sun-like star has one or more water-worlds […] perhaps our Solar system is less typical," concludes the scientist. This is not the scenario we have long imagined.

To read more, click here.