Astronomers measure both mass and distance of a rogue planet for the first time
Saturday, January 3, 2026 - 09:51
in Astronomy & Space
While most planets that we are familiar with stick relatively close to their host star in a predictable orbit, some planets seem to have been knocked out of their orbits, floating through space free of any particular gravitational attachments. Astronomers refer to these lonely planets as "free-floating" or "rogue" planets.