Astronomers have discovered an ancient, ice-rich interstellar object called 3I/ATLAS, which could transform our understanding of how comets form and evolve. Detected by the University of Oxford’s ...

Locked inside a frozen rock from the edge of the world is a story that began before Earth had oceans, continents or even a solid surface. A 4.5 Billion-Year-Old fragment of cosmic debris recovered in ...

The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

Voyager 1, launched in 1977, has traveled farther than any spacecraft in human history. After more than four decades of silent endurance through space, it now sails beyond the orbit of the outer ...