UY Scuti is probably the biggest star ever observed, more than 1,700 times the size of the sun. ... James Webb Space Telescope reveals largest-ever panorama of the early universe.

The universe is filled with extraordinary wonders, and among the most awe-inspiring are the truly gigantic stars that dwarf ...

Astronomers at the University of Hawaii uncovered black hole events so packed with energy, they were the biggest explosions ...

But while our sun may not be the biggest star in the universe, it's certainly not the smallest, either. So, what's the smallest known star? That honor goes to EBLM J0555-57Ab, according to a 2017 ...

Since the stars populating the cluster have a comparatively short life, scientists believe it's only around 3.5 to 5 million years old. That's pretty young in the cosmic scale.

The James Webb Space Telescope has helped astronomers detect the first chemical signs of supermassive stars, "celestial monsters" blazing with the brightness of millions of Suns in the early ...

An artist’s impression of the companion object as a black hole. The bright star in background is its pulsar companion. Illustration: Daniëlle Futselaar (artsource.nl) A team of scientists found ...

Astronomers have used the James Webb Space Telescope to find dozens of ancient stars in a far-off galaxy. These stars were spotted in the Dragon Arc, a galaxy located 6.5 billion light-years away.