A Moon That Might Not Be One | Science News

Astronomers are baffled by a gargantuan celestial body—nearly Jupiter-sized—orbiting a brown dwarf, which itself circles a small star. Detected with precision by the Very Large Telescope, this object completes an orbit every 170 days, raising the big question: is it a moon or a planet? Since brown dwarfs are cosmic oddities, and this gas giant-like companion defies traditional definitions, scientists are debating whether to classify it as an exomoon or exoplanet. With better instruments on the horizon, the need for clearer definitions is growing—and some are proposing “exosatellite” as a neutral term. This cosmic mystery underscores just how much we still have to learn about the universe’s strange and diverse objects. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Report issues to [email protected]. View sources & latest updates:https://sources.thednn.ai/8b8f452c918bd12e