As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

This is not the first time that a comet is accusing it of being a spy. However, 3I/ATLAS, which was introduced on July 1, ...

When something the size of Manhattan flies through our solar system from deep space, scientists usually watch with a clinical ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...