Could a comet passing through the inner solar system be older than the Sun itself? That question sits at the center of the ...

The long, quiet search for radio whispers from Comet 3I/ATLAS has finally paid off, and the result is as dramatic as the hype ...

Scientists are studying 3I/ATLAS' unusual sunward jet to determine whether it behaves like a natural comet or something far ...

This comet had its sunscreen on. Recent photos reveal that 3I/ATLAS did not disintegrate during its recent fly-by of the sun, leading Harvard scientist Loeb to double down on suggesting that it could ...

I/ATLAS is old news; NASA's discovery of the mysterious starless object Cloud 9 is rewriting cosmic theory. Here is what ...