A rocky planet in the Milky Way galaxy may have an atmosphere, raising the possibility that life could exist on its surface, according to experts. TRAPPIST-1e, a planet belonging to a collection of ...

"Finding a temperate planet in such a compact system makes this discovery particularly exciting." A fifth planet has been detected within the habitable zone of a neighboring star, where conditions ...

Temperatures on the planet could make water theoretically possible. Astronomers are researching an Earth-like exoplanet that could contain water, according to NASA. The exoplanet, named TRAPPIST-1 e, ...

A rocky, Earth-size planet located in our Milky Way galaxy may have an atmosphere around it, according to new research, raising the possibility that it could also have liquid water on its surface and ...

"It confirms K2-18 b to be our best chance to study a potential habitable environment beyond the solar system at the present time." The saga surrounding Neptune-size "super-Earth" exoplanet K2-18 b ...

Astronomers have found strong evidence of a giant gas planet orbiting a star in a solar system close to our own sun. Four light-years away from Earth, the Alpha Centauri triple-star system has long ...