After more than a decade of mapping the stars, the European spacecraft will shut down on Thursday. But its legacy lives on.

These particles are so ghostly that trillions of them pass through Earth each day without notice. So, how do we detect them?

A team of astronomers has stumbled upon a humungous spiral galaxy, about five times more massive than our Milky Way galaxy and covering an area two ...

Webb’s exquisite details reveal a chance, random alignment of a protostellar outflow and a distant spiral galaxy. When we ...

Deep in the galaxy’s central molecular zone (CMZ), surrounding the supermassive black hole at the Milky Way’s center, clouds ...