The known universe is full of shockingly huge things. Here are the largest planets, stars, galaxies, and structures we've ...

There are several candidates for the biggest star in the universe. One of them, VY Canis Majoris, is over 1,500 times the width of the sun. If it were placed in our solar system, it would stretch to ...

Biggest vs smallest - how do we measure up in the grand scheme of the universe? Explore the fascinating scales of existence, ...

Why Sagittarius B2 produces so many stars in comparison to the rest of the galactic center has remained an enduring mystery ...

Astronomers from the University of Hawaii’s Institute for Astronomy have identified a new category of events that they found to be much more powerful than gamma-ray bursts, called extreme nuclear ...

James Webb Space Telescope captures stunning images of Sagittarius B2, a massive star-forming region near the Milky Way galaxy’s center.

CAPE CANAVERAL, Fla. (AP) — Thousands of newborn stars sparkle and dazzle in the latest snapshot by NASA’s Webb Space Telescope. Released this week, the picture provides a breathtaking view of a ...

In fact, the Euclid Consortium, the international group managing the European Space Agency's Euclid space telescope, just ...

Most cosmologists believe that these stars were the first large, free-floating structures to illuminate our universe, and ...