Mysterious Object Headed for Inner Solar System Has Extremely Unusual Readings, James Webb Finds
Our solar system's latest and only third known interstellar visitor is becoming more fascinating by the week. Spotted in early July, the object, dubbed 3I/ATLAS, is widely believed to be a comet. It's traveling so fast that one look at its speed was enough to let astronomers know that it came from untold thousands of light years away. And it may even be older than our entire solar system. Now, the James Webb Space Telescope has turned its mighty eye — specifically, its Near-Infrared Spectrogra