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

The James Webb Space Telescope has observed the universe's earliest supernova. This event offers a rare glimpse into the early universe. It shows how ...

When the 3 rd -century Christian theologian Origen of Alexandria attempted to account for the unusual movements of the Star ...

A faint flash from the cosmic dawn has revealed itself as the oldest supernova ever confirmed, its light having traveled 13 billion years to reach Earth. The James Webb Space Telescope captured the ...

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

A look at the enduring mystery of the ‘Star of Bethlehem’, exploring whether Jupiter, rare planetary alignments, comets or supernovae could explain the celestial event that has fascinated astronomers ...

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

Astronomers are a step closer to cracking one of the secrets of dark energy—the mysterious force believed to be causing the universe's accelerated expansion.

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

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 ...

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.

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.