Without enough liquid water on the surface, a planet's atmosphere can become choked with carbon dioxide, raising temperatures ...

Out in the far reaches of the cosmos celestial objects are constantly in flux and a recently discovered planet named HD-207496b is changing drastically.

Earth system scientists developed the planetary boundaries framework for measuring and tracking the stability and resilience ...

Researchers examining Noachis Terra in Mars' southern highlands found evidence of extensive river networks – some hundreds of kilometers long.