Our circumstances here on the wondrous, life-supporting Earth can give us a false understanding of what the universe is ...

Scientists have detected a hidden alien planet by examining the orbits of the known worlds in the star system, known as Kepler-139.The newfound exoplanet, called Kepler-139f, is a gigantic world ...

Scientists have found that Uranus is emitting its own internal heat — even more than it receives from sunlight — and this ...

Volcanic planets with static crusts, called Ignan Earths, can maintain liquid oceans and temperate climates favorable to life.

How did Earth, alone among the solar system's rocky planets, become the home for life? How, among all this frigid ...

How did Earth, alone among the Solar System's rocky planets, become the home for life? How, among all this frigid ...