"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

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

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

The James Webb Space Telescope and other international observatories have spotted a 13-billion-year-old supernova. On Tuesday ...

NASA’s Webb Telescope detects the earliest known supernova, GRB 250314A, 730 million years after the Big Bang, capturing its host galaxy and providing unprecedented early-universe observations.

The James Webb captures a more panoramic image of stars and galaxies, spectacular visuals that were missed by most other ...

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

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.

Coiled and snakelike, a set of four identical shells surrounds a violent stellar dance 8,000 light-years from Earth.

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

NASA’s James Webb Telescope may have detected the universe’s first stars, Pop III stars, in galaxy LAP1-B, offering a glimpse into cosmic history.

According to NASA, the NIRCam on the JWST has near infrared imagery that provided high-resolution imagery for the ...