Rogue planets
Astronomers Find 70 Planets Without Stars Floating Free in the Milky Way
A international team of astronomers, using observatories all over the world (and one in space), discovered 70 new rogue planets…
Rogue Planets Could be Habitable
The search for potentially habitable planets is focused on exoplanets—planets orbiting other stars—for good reason. The only planet we know…
Protoplanetary Disks Throw Out More Material Than Gets Turned Into Planets
When a young solar system gets going it's little more than a young star and a rotating disk of debris.…
Multiple Earth-Mass Rogue Planets Have Been Discovered Drifting Through the Milky Way
Last year we reported on how the Roman Space Telescope’s backers hoped it would be able to detect rogue planets…
The Moons of Rogue Planets Could Have Liquid Surface Water and Thick Atmospheres. They Could be Habitable
A rocky world might not need a star to be habitable. It might just need to orbit a large gas…
In the Far Future, Stellar Flybys Will Completely Dismantle the Solar System
Consumption and disintegration. Next time you want to be the life of the party—if you're hanging out with cool nerds…
A Rogue Earth-Mass Planet Has Been Discovered Freely Floating in the Milky Way Without a Star
If a solar system is a family, then some planets leave home early. Whether they want to or not. Once…
Planetary Mass Objects Discovered in Other Galaxies
A team of researchers at the University of Oklahoma have discovered "planetary mass bodies" outside of the Milky Way. They…
Is it a Massive Planet or a Tiny Brown Dwarf. This Object is Right at the Border Between Planet and Star
In a new study, a team from Caltech recently used the Very Large Array to confirm that a rogue planet…
Rogue Planets Could Form On Their Own in Interstellar Space
Free-floating rogue planets are intriguing objects. These planet-sized bodies adrift in interstellar space were predicted to exist in 1998, and…