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

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 ...

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

Astronomers have confirmed a Saturn-size world drifting alone in deep space roughly 10,000 light-years from Earth, a discovery that turns a once-theoretical idea into a measured reality. The planet ...