Add Yahoo as a preferred source to see more of our stories on Google. An artist's concept shows what K2-18b might look like. Thought to be covered entirely in liquid water with a hydrogen-rich ...

Astronomy magazine tends to focus on space observatories that peer beyond Earth, into the depths of space. But the vast majority of observational satellites around our blue world stare right back at ...

A new study has raised some speculation about whether or not parts of Mars can allow life to grow. The study, published in Nature Communications Earth & Environment, highlights the potential of ...