For the first time, astronomers have captured the brilliance of a superluminous supernova via gravitational lensing.

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

The James Webb Space Telescope has confirmed the oldest supernova ever observed, linked to GRB 250314A just 730 million years ...

The James Webb Space Telescope has pushed the cosmic frontier back to a time when the universe was still in its infancy, ...

The surprisingly high amounts of chlorine and potassium in a supernova remnant could help solve the mystery of where these ...

A violent stellar explosion has just given astronomers their clearest look yet at how some of the raw ingredients for biology ...

Two new stars, or nova eruptions, have been resolved in unprecedented detail by six optical telescopes operating in unison as ...

Using the XRISM space telescope, scientists spotted faint emissions of the elements in remnants of the Cassiopeia A supernova ...

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 stronomers using the JWST have traced the source of a long-duration gamma-ray burst back to a supernova that exploded ...

The study, led by researchers from Kyoto University and Meiji University, used XRISM’s advanced X-ray technology to analyze ...

The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...