Space. It's really, really big. How big is it? Well, according to astronomers, the observable universe is around 92 billion light-years in diameter, but that's all we can see (hence the word ...

What is the biggest object in the universe? Learn more about the biggest objects in the universe, including galaxies, galaxy clusters, and dark matter.

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 ...

A team of astronomers took an actual photo of the first-known baby planet discovered in a gap of a star's protoplanetary disk ...

The universe is a big place, and while we're still unraveling the mysteries of the early universe, the James Webb Space Telescope has given us unprecedented looks at the cosmos around our little blue ...

NEW YORK (AP) — The largest digital camera ever built released its first shots of the universe Monday — including colorful nebulas, stars and galaxies. The Vera C. Rubin Observatory, located on a ...