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

Scientists measured mass and distance of free floating planet drifting through space without star for first time.

From a distance, it looks like a serene blue twin of our own world, a dot that could almost pass for Earth in a telescope ...

A free-floating planet drifting through space is being closely followed by scientists who are managing to find out more about ...

The team’s analysis points to a lensing object with a mass of 0.219 Jupiter masses, a touch lighter than Saturn or around 70 ...

Planets usually stay close to their host stars, tracing steady paths shaped by gravity. Yet some planets break free and drift ...

Thanks to an enormous stroke of luck and serendipitous timing, astronomers were able to calculate the mass and distance of a free-floating planet for the first time. Learn more about it.

The team has estimated that the planet is about 22 percent the mass of Jupiter, so roughly a Saturn-sized world. It is located about 3,000 parsecs ( 9,785 light-years) from the center of the Milky Way ...

Astronomers discovered Gomez’s Hamburger, a massive protoplanetary disk. Edge-on view shows dust and gas layers with clumps ...