A faint, ancient flash of light detected by the James Webb Space Telescope (JWST) has broken the record for the most distant ...

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it ...

NASA's James Webb Space Telescope (JWST) has identified the earliest supernova on record, according to a statement released ...

Gamma-ray bursts (GRB) are some of the most perplexing phenomena in nature. Even though astronomers have detected about ...

Thanks to sufficient advance warning, the James Webb Space Telescope was able to study the earliest supernova by far. A gamma-ray burst had announced it.

Data from the James Webb Space Telescope has identified the universe’s most ancient supernova to date. This milestone not only redefines astronomical records but clarifies how the universe’s first ...

Most scientists agree the prolonged flash likely occurred when a black hole ate a star, but two other ideas can't be ruled ...

The telescope observed a supernova that exploded when the universe was only 730 million years old, along with its faint host galaxy.

Previously, the most ancient supernova ever confirmed dated back to when the universe was 1.8 billion years old.

The James Webb Space Telescope has found compelling evidence for "monster stars" — gigantic, primordial stars that existed in the early universe.

The X-ray Imaging and Spectroscopy Mission (XRISM), a Japan Aerospace Exploration Agency (JAXA) and NASA collaboration with ...

Direct chemical signatures in a distant galaxy captured by JWST confirm the presence of massive primordial stars, resolving ...