Earth" that is located about 154 light-years away and is nearly twice as big and four times as massive as our planet.

For stars such as the sun or HD 20794, it can extend from 0.7 to 1.5 astronomical units (AU), encompassing not only the orbit ...

People of Earth are in luck they are 64 light-years away from a planet that is scorching hot and smells like rotten eggs, according to researchers. Planet HD 189733b is a gas giant exoplanet ...

Scientists have discovered a so-called “super-Earth” planet, potentially capable of supporting life, orbiting a sun-like star just 20 light-years away. This “super-Earth,” dubbed HD 20794 ...

“It is among the closest Earth analogues we know about and given its peculiar orbit,” Cretignier said. An artist’s impression of the new planet HD 20794 d orbiting its star. Gabriel Pérez / IAC ...

A planet that may support alien life has been discovered less than 20 light ... like the Earth or Mars, HD 20794 d follows an elliptical trajectory with large changes in the distance to its star ...

Although a world of fire and ice might seem inhospitable, Dumusque doesn’t consider that a showstopper—especially, in fact, if HD 20794 d is more “planet ocean” than a supersized planet Earth.

Almost 30 years after the first planet outside our solar system was discovered, more than 7,000 other exoplanets have been identified. Now, it’s time to add another to the list. A team of researchers ...