Tiny Iceball May Hold Atmosphere

Astronomers have spotted a mysterious thin gas layer around 2002 XV93, the most distant known object in our solar system possibly sporting an atmosphere—challenging the notion that icy worlds beyond Neptune are geologically dead. Using a Japanese telescope network, they detected the object during a rare stellar occultation, where light bending revealed the atmospheric signature. The cause? Maybe a recent comet impact or icy volcanoes on its surface. Scientists don’t yet know what’s in the atmosphere—or if it’s even gas—but more observations could reveal whether this is a fleeting event or signs of ongoing activity, reshaping our view of the outer solar system’s hidden surprises. Support the show:Get a discount at https://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/38bfce877236484b