The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

A super-Earth planet that dips in and out of its star's habitable zone has been discovered just 19.7 light-years away.

A planet-size object that possibly once visited the solar system may have permanently changed our cosmic neighborhood by warping the orbits of the four outer planets ... planet-like object swooping ...

Astronomers have made a groundbreaking discovery in the WASP-132 system, finding two new planets that defy previous ...

It contains a Hot Jupiter that orbits its star in 7 days and ... of planet formation The discovery of an outer cold giant planet and an inner Super-Earth adds another layer of complexity to ...

Scientists found an intriguing world in our galaxy.

Scientists suggested the enormous object disrupted the orbits of Jupiter ... zooming through the inner solar system, which prompted the researchers to add the terrestrial planets — Mercury ...

New research has revealed that Hot Jupiters do not always push away or destroy nearby planets during their migration. This ...

A planet-size object that possibly once visited the solar system may have permanently changed our cosmic neighborhood by warping the orbits of the four outer planets, a new study suggests.

A UNIGE study shows that Hot Jupiters do not systematically eject their planetary neighbours during migration. This discovery ...

It contains a Hot Jupiter that orbits its star in seven days ... The discovery of an outer cold giant planet and an inner Super-Earth adds another layer of complexity to the WASP-132 system.