Roughly 4.5 billion years ago, the young solar system was a swirling cloud of gas and dust that formed the first asteroids ...

Harvard’s Avi Loeb says interstellar object 3I/ATLAS is releasing a metal alloy only known from human industry, raising ...

Brian Cox debunks the 'alien probe' theory for interstellar comet 3I/ATLAS. Learn the scientific truth about its ancient ...

Humanity’s drive to explore has taken us across the solar system, with astronaut boots, various landers and rovers’ wheels ...

This year's meteor shower will also coincide with two comets, promising a dazzling celestial display. Here's how to watch.