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

Thanks to an enormous stroke of luck and serendipitous timing, astronomers were able to calculate the mass and distance of a ...

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

The team has estimated that the planet is about 22 percent the mass of Jupiter, so roughly a Saturn-sized world. It is ...

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

The James Webb Space Telescope (JWST) is a large space telescope which collects light at infrared wavelengths. It has been ...

Scientists measure a Saturn-sized rogue planet drifting through the Milky Way using rare Earth and space observations, revealing how planets can be ejected from their original systems.

Distances in space are usually impossibly large and hard to get a handle on but this week astronomers said as many as six percent of stars known as Red Dwarfs have planets around them in the habitable ...