In a landmark achievement, astronomers have identified a super-Earth exoplanet only 18 light-years away that meets all the ...

Explore the evolving rare earth hypothesis, highlighting new findings on habitability and the conditions for complex life on ...

Astronomers have made a groundbreaking discovery on November 8, 2025, that challenges previous models of planetary water ...

There are no confirmed exomoons, moons orbiting distant exoplanets in other solar systems. There are a few candidates, but ...

Scientists have long assumed that, like rocky planets such as Earth, sub-Neptunes begin with molten magma oceans. Their thick ...

Experiments at high temperatures and pressures reveal chemistry that can generate water on the surface of exoplanets ...

What: New research suggests Uranus’s moon Ariel once hosted, or may still contain, a deep subsurface ocean beneath its icy crust. Guests: Planetary scientist Dr. Ca ...

Explore the Earth and Mars comparison to discover why Earth is the perfect habitable planet, uniquely sustaining life on ...

Astronomers now understand that water-rich planets can form internally, even close to stars. A new study reveals that ...

In the search for alien life, one Cornell researcher says color may be a telltale sign of biosignatures on far-off exoplanets ...

New experiments show young rocky planets can generate water naturally when molten surfaces react with hydrogen in their early atmospheres.