When astronomers search for planets that could host liquid water on their surface, they start by looking at a star’s habitable zone[1]. Water is a key ingredient for life[2], and on a planet too close to its star, water on its surface may “boil”;
When astronomers search for planets that could host liquid water on their surface, they start by looking at a star’s habitable zone[1]. Water is a key ingredient for life[2], and on a planet too close to its star, water on its surface may “boil”;