This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

Researchers using the James Webb Space Telescope spotted huge stars leaking nitrogen in an early galaxy, hinting that such ...

Scientists have confirmed that colossal collisions between galaxies trigger titanic eruptions in the centers of those galaxies, and the discovery is thanks to an artificial intelligence tool that was ...

In a glimpse of the early universe, astronomers have observed a galaxy as it appeared just 800 million years after the Big ...

For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to ...

A spiral galaxy, shaped much like our Milky Way, has been found in an era when astronomers believed such well-formed galaxies ...

The telescope captured near-infrared light from one of the earliest stars seen to explode in the history of the universe.

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

Observations by the keen-eyed Webb Space Telescope have revealed a huge galaxy in the distant—which is to say early—universe. The galaxy is a vibrant orange disk, dubbed the Big Wheel. Its life began ...

The James Webb Space Telescope (JWST) excels at a lot of things, but there are two things it does better than any other scientific instrument in human history: spotting early galaxies and breaking its ...

The space agency said supernovas typically brighten rapidly over a period of several weeks before they slowly start to dim. This example, however, took months to ...

A Rutgers astrophysicist is helping to solve a cosmic puzzle that has astronomers scratching their heads. The mystery centers ...