Europa Clipper’s UV look at Comet 3I/ATLAS backs water-ice call as radio “technosignature” scan finds none
WASHINGTON, January 7, 2026, 14:24 (EST) NASA’s Europa Clipper spacecraft caught interstellar comet 3I/ATLAS in ultraviolet light while the object was hidden from Earth-based and near-Earth observatories, the SETI Institute said on Tuesday. It detected hydrogen and oxygen in the