Proxima Centauri b is the closest known exoplanet to our solar system that is thought to be within the habitable zone of its star.

NASA instruments and aircraft are helping identify potential sources of critical minerals across vast swaths of California, ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

The fact that this carbon dust can potentially survive for centuries could change how we think about the building blocks of new stars.