How do you study the invisible?” This was the challenge the scientists at the ESA faced during the early days of December ...

The interstellar comet 3I/ATLAS, ejected from a distant star system, is now revealing the alien building blocks of other ...

The 3I/ATLAS interstellar object, which a number of scientists consider to be potentially technological and likely to pose a threat to humanity, is rapidly approaching Earth, causing a new round of ...

Scientists in Boulder are using existing NASA spacecraft to track a rare interstellar comet called 31/ATLAS as it travels through Earth’s solar system.