The third known visitor from another star system, Comet 3I/ATLAS, has been racing through the Solar System with just enough ...
Billions of years ago, while the solar system was still young, a massive object may have drifted into it. It's not a spaceship, but it is an alien visitor in its own right—a colossal interstellar body ...
Ever gazed at the night sky and wondered if we're truly alone, or if cosmic travelers zip through our solar neighborhood ...
On July 1, 2025, astronomers caught sight of a mysterious object racing through the solar system. This object, now named 3I/ATLAS, became only the third known visitor from outside our planetary ...
The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is ...