A new paper from Harvard's sometimes controversial physicist Avi Loeb has suggested that if we want to find advanced alien ...

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

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

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

An exoplanet is any planet beyond our solar system. Most of them orbit other stars, but some free-floating exoplanets, called ...

The term "rogue planet" conjures up visions of such places as Hoth, Alderaan, and Endor (from the "Star Wars" universe). Those places orbit stars, whereas free-floating planets don't do that anymore.

Scientists have used gravitational lensing to detect a so-called ‘rogue planet’ that doesn’t orbit a star and floats freely in space. The planet is relatively … ...

Rogue planets, also known as "free-floating planets," are planetary bodies that do not orbit a star. Unlike planets in our solar system, which are gravitationally bound to the sun, rogue planets ...

Some, called rogue planets, don't even orbit a star, but are rather floating through the cosmos untethered. Astronomers have confirmed the existence of more than 5,800 exoplanets , but billions ...

NASA's Webb telescope spots 6 rogue planets: What it says about star, planet formation The group of cosmic bodies are slightly bigger than Jupiter and have no star to orbit.

Interestingly, the study also ties wide-orbit planets to the growing population of free-floating, or "rogue," planets—worlds ejected from their systems entirely. "Not every scattered planet is ...

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