Artist's impression of Planet Nine – a suspected “wide-orbit” planet – with the Sun in the distance; Neptune's orbit is shown ...

Some planets take the expression "you're your own worst enemy" to the extreme — triggering stellar flares from their own ...

In the remote outer reaches of planetary systems, far beyond the orbit of known planets, enormous and mysterious worlds ...

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.

Studies of 15 M-type stars have revealed new insights into the potential presence of exoplanets. A new study led by ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to oblivion ...

In Pip Adam’s extraordinary, humane book Audition, the stars are both a dystopian place and a site of uncharted possibility.

It had not been thought possible that such tiny, weak stars could provide the conditions needed to form and host huge planets.

The planet would have blasted gas away from the outer layers of the star. The Near-Infrared Spectrograph revealed a hot disk of molecular gas surrounding the star, where carbon monoxide was detected.