For months, scientists and the public have squinted their eyes at photos of a blurry smudge to figure out if it’s proof that aliens exist. Discovered in July, 3I/ATLAS is not your average comet – it’s ...

By the time the rumours reached the 'alien probe' stage, 3I/ATLAS had already slipped past the Sun and was heading back into the dark, doing what comets do best: ignoring human drama. Yet a faint, ...

When something the size of Manhattan flies through our solar system from deep space, scientists usually watch with a clinical interest. For Harvard astrophysicist Professor Avi Loeb, though, the ...