NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...

When it comes to star formation, not all galaxies are the same. Some are quenched, meaning they've depleted their star ...

Galaxies, including the Milky Way, grow from thick, turbulent disks into layered structures. JWST’s images show this process ...

Exoplanet Winds Expose a World Out of Science Fiction While astronomers have observed the planet quite a bit with the Hubble ...

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

Using the James Webb Space Telescope, scientists spotted thin and thick disks in galaxies as far back as 10 billion years ago—something never seen before. These observations reveal that galaxies first ...

Dr. Caitlin Casey, an observational astronomer, has recently joined the physics department at UC Santa Barbara. She co-leads the C.O.S.M.O.S. collaboration — a project distinguished by its deep ...

Scientists think they found evidence of weird ancient stars called "dark stars" that are powered by dark matter instead of ...

NASA's James Webb Space Telescope (JWST) has captured a new image of the titanic collision between two galaxy clusters, known ...

Researchers identified the likely planetary candidate’s infrared light after blocking out its host star’s overwhelming glare ...