Our solar system's latest and only third known interstellar visitor is becoming more fascinating by the minute.  Spotted in early July, the object, dubbed 3I/ATLAS, is 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 tens of 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 all-seeing eye — specifically, its Near-Infrared Spectrograph instrument — towards the comet, furnishing us with more details about its size and composition […]

---

Link :
https://futurism.com/mysterious-object-solar-system-james-webb