A composite of galaxy cluster known as MACS0416 created using James Webb Space Telescope and Hubble Space Telescope imagery.

Astronomers have known for a century that the universe is expanding. We can now trace this expansion over much of its almost ...

Astronomers heading the search for extraterrestrial intelligence predict their quest might first spark an encounter with ...

Determining the expansion rate of the universe, the "Hubble constant," shapes our understanding of the cosmos, its age, and ...

A cosmic drama is unfolding at the edge of the Milky Way galaxy, and NASA’s Hubble Space Telescope is watching the story ...

Two different space telescopes have looked at the same galaxy, so you can see the difference in how they observe the universe ...

The teams behind two potential new space telescopes have embarked on their final design studies as they go head-to-head to ...

The Sombrero Galaxy, named for its resemblance to a wide-brimmed Mexican hat, has now been captured in a completely new light ...

Brian Greene (Cosmic String Theory) and Astrophysicist Ethan Siegel have collaborated on a National Geographic coffee-table ...

The sharp resolution of Webb’s MIRI (Mid-Infrared Instrument) also brings into focus details of the galaxy’s outer ring, ...

The infrared-light image captured by the JWST's MIRI (Mid-Infrared Instrument) reveals the galaxy in a totally different way ...

The James Webb Space Telescope (JWST) shows off its infrared capabilities once again in new imaging of the well-known ...