An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a Sun-like star, ...

Artist's concept of a potentially habitable super-Earth orbiting a star called HD 20794. Illustration credit: Gabriel Pérez ...

Earth” orbits a relatively close, Sun-like star, and could be a habitable world – but one of extreme temperature swings, from scorching heat to deep freeze. Key Facts The newly confirmed planet is the ...

A new study by Rice University researchers Sho Shibata and Andre Izidoro presents a compelling new model for the formation of ...

The planet is about six times more massive than Earth and could be rocky, offering a unique opportunity to study a heavier ...

With an orbit of 647 days, HD 20794 d is similar to Mars in our solar system. However, its orbit around the star is highly ...

As it orbits its star, it moves close enough at one point to experience extreme heat, similar to Venus’s temperature. But at its farthest point, the planet is nearly twice the distance from Earth to ...

A new world has just been found orbiting a Sun-like star only 20 light-years away, and it could be one of the most promising ...

Could a giant planet between Mars and Jupiter have doomed Earth? A new study suggests that small changes would have been ...

Earth, HD 20794 d, in the habitable zone around a Sun-like star 20 light-years away. With a mass six times that of Eart ...

Earth’ planet has shown many of the key factors to supporting life as we know it, according to Professor Luke O’Neill.