Superclusters

What Makes a Supercluster?

By eye, it's impossible to pick out the exact boundaries of the superclusters, which are among the largest structures in…

3 months ago

Astronomers Find the Most Massive Supercluster to Date

The Earth’s place in space is a fairly familiar one with it orbiting an average star. The star - our…

9 months ago

This Tiny Dot is one of the Biggest, Most Active Galaxy Superclusters Ever Seen. It Was Already a Monster Shortly After the Big Bang

A newly discovered supercluster of galaxies is so distant that astronomers say its light has been traveling for over twelve…

2 years ago

What Are Cosmic Voids?

We talked about the biggest structures in the Universe, but what about the opposite? The biggest empty spaces in the…

8 years ago

Astronomy Cast Ep. 359: Modern Women: Margaret Geller

Margaret Geller is best known for her work on the large scale structure of the Universe, helping us understand the…

10 years ago

Examining the Great Wall

[/caption] Structure exists on nearly all scales in the universe. Matter clumps under its own gravity into planets, stars, galaxies,…

14 years ago

How Many Atoms Are There in the Universe?

It's no secret that the universe is an extremely vast place. That which we can observe (aka. "the known Universe")…

15 years ago