Mars holds a special place in the solar system. It represents marginal habitability. This means it transitioned from warm and wet and potentially hospitable, to cold and dry and inhospitable. "Mars is ...

Scientists might have just found Earth's icy, distant cousin a few hundred light-years away. HD 137010 b is one of thousands of exoplanets, or planets that orbit other stars, and is potentially the ...

Explore four of the most exciting exoplanets discovered—superhabitable worlds that are larger, more accommodating, and potentially better suited for life than Earth. Chapters: 00:00 Introduction 00:50 ...