A nearby 'super‑Earth' just 25 light years from our solar system has been recategorised as a lighter, likely rocky world sitting in the habitable zone of its star, raising fresh hopes in the search ...

Scientists say moons around rogue planets wandering through the galaxy could remain warm enough for life thanks to tidal heating and hydrogen-rich atmospheres. These dark, starless worlds may have had ...

A planet with one side permanently roasting and the other frozen in endless darkness might still have a chance of supporting life. Researchers found that heat inside a tidally locked exoplanet could ...

English science fiction writer Arthur C. Clarke once said, "Two possibilities exist: either we are alone in the Universe or we are not. Both are equally terrifying." It's a line that has motivated ...