A compound lens forged by two galaxies is helping astronomers get a bead on the Hubble Constant and dark energy.

The HBO prequel fills in the vast universe of “Dune”— but has our own galaxy in mind, too.

Some minerals in lava could suggest water is nearby.

The movements of the planets in the Solar System are pretty difficult to get your head around, even before we get started on ...

An international team led by researchers in Japan and Europe has discovered a new multi-planet system around a sun-like star, ...

Astronomers using the James Webb Space Telescope have detected possible signs of gases released by volcanic activity on a ...

One of the most challenging aspects of astrobiology and the Search for Extraterrestrial Intelligence (SETI) is anticipating ...

Video. While world leaders discussed climate finance and emissions cuts, protesters urged wealthier nations — the main ...

The photograph of the Milky Way was taken by Oisin McDonnell, who is based in South Australia. He shared the image in a ...

By probing chemical processes observed in the Earth's hot mantle, Cornell scientists have started developing a library of ...

NASA selects two proposals for missions to observe X-ray and far-infrared wavelengths of light from space for additional ...