3I/ATLAS is only the third confirmed interstellar object ever detected passing through our solar system. It may be older than the Sun itself, and Webb observations show it is carrying an unusually carbon dioxide-rich coma as it swings past once before leaving fo - Space Daily

3I/ATLAS is only the third confirmed interstellar object ever detected passing through our solar system. It may be older than the Sun itself, and Webb observations show it is carrying an unusually carbon dioxide-rich coma as it swings past once before leaving fo Space Daily SETI Institute Looks for Signs of Technology in Interstellar Visitor 3I/ATLAS SETI NASA’s Webb Detects Methane on Interstellar Comet 3I/ATLAS NASA Science (.gov) Radio scans find no alien tech from the latest interstellar comet AP News Scientists probe cosmic visitor from deep space, come up empty in search for alien life Los Angeles Times