NASA’s Webb Telescope detects the earliest known supernova, GRB 250314A, 730 million years after the Big Bang, capturing its ...

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

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

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

Researchers have discovered a large, orderly spiral galaxy that formed soon after the Big Bang, when space was only about 1.5 ...

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 ...

More studies are needed to determine whether TRAPPIST-1e has an atmosphere at all, or the hints of methane are linked to the ...

WASHINGTON -- A stellar nursery where stars are born, interactions between galaxies and a unique view of an exoplanet are just some of the new cosmic images were shared Tuesday. After decades of ...

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

More research is needed before scientists can determine whether the recently observed methane signatures point to the presence of an atmosphere or are simply the result of contamination from the host ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.