Strange interstellar comet speculated to be alien spacecraft is older than Solar System

Strange interstellar comet speculated to be alien spacecraft is older than Solar System Yahoo Interstellar comet may be oldest object seen in our solar system, scientists say The Guardian Webb finds clues to ancient origin of Comet 3I/ATLAS European Space Agency Interstellar Comet 3I/ATLAS is almost as old as the universe itself Scientific American 12 billion years old, this interstellar comet is older than our Solar System The Conversation