Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

Astronomers have finally weighed a wandering “rogue” planet, uncovering a Saturn-mass world flung into the galaxy after a ...

Just because Pluto was ruled out as a planet in 2006 doesn’t mean our solar system only has eight planets. The search for Planet Nine is far from over as scientists continue to uncover clues ...

Astronomers have spotted an Earth-sized planet drifting alone through the Milky Way, detected briefly by bent starlight, ...

Astronomers have finally pinned down both the mass and distance of a solitary “rogue” planet, a world that drifts through ...

Astronomers photographed a baby planet, WISPIT 2b, during its formation process within a dusty ring around its star system.

It's estimated there may be trillions of rogue planets wandering through the Milky Way, unbound to any star. Since detecting ...

When 'Oumuamua traversed our solar system in 2017 it was the first confirmed Interstellar Object (ISO) to do so. Then in 2019, Comet 2l/Borisov did the same thing. These are the only two confirmed ...

Gaia data reveals signs of planets forming around young stars by measuring stellar motion, identifying planetary, brown dwarf, and stellar companions in early star systems ...

Interstellar objects like 3I/ATLAS that have been captured in planet-forming disks around young stars could become the seeds of giant planets, bypassing a hurdle that theoretical models have ...

Astronomers tracking a nearby star system thought they had spotted an exoplanet reflecting light from its star. Then it ...

Astronomers have been finding planets around distant stars for more than a decade now, and the count is currently around 400. But the vast majority of these so-called exoplanets have been seen ...