Interstellar comet 3I/ATLAS, once claimed to be an alien spacecraft, may be 7 billion years old |
When the ATLAS survey telescope in Chile discovered interstellar comet 3I/ATLAS on July 1, 2025, it quickly attracted attention because it was not just the third known object outside the solar system. Some researchers, including Harvard astrophysicist Avi Loeb, believe that some of the unusual features are interesting enough to leave open the possibility of … Read more