Our first "Earth-like" exoplanets probably won't have atmospheresEarth is the only planet known to harbor life, but many conditions for life are likely common in the Universe.
Meteorite found in a drawer at university contains 700-million-year-old evidence of water on MarsThe Lafayette meteorite provides evidence of liquid water on Mars 742 million years ago, linked to subsurface ice melting.
Saturn's Moon Mimas May Be Way More Inhabitable Than We First ThoughtMimas may have a hidden ocean beneath its icy crust, enhancing the habitability of the outer solar system.
Plentiful water beneath Mars' dust and dirtThe latest findings from Mars InSight lander indicate abundant liquid water in the Martian mid-crust.