In the hunt for alien life, this planet just…
The mixture of gasses measured in exoplanet K2-18 b suggests it may have a global ocean beneath a hydrogen-rich atmosphere—and astronomers even spotted a tantalizing, though unconfirmed, sign of life.
— Read on www.nationalgeographic.com/premium/article/hunt-for-alien-life-exoplanet-just-became-top-suspect