Most planets spend their lives orbiting a star, but some are destined for exile. According to a study published in Science on Jan. 1, 2026, astronomers have successfully measured the mass and distance of such a wanderer for the first time. Known as free-floating or rogue planets, these rogue worlds are thought to have been Continue reading "Astronomers measure mass and distance of free-floating planet" The post Astronomers measure mass and distance of free-floating planet appeared first on Astronomy Magazine .