When talking about space, people often gravitate to the biggest, the brightest, and the closest to us. But sometimes it's just as fascinating to learn about the other end: the faint and seemingly insignificant. Ultra-diffuse galaxies are in the latter camp. These dim, wispy galaxies have caught the attention of astronomers, who have sought to find out how they formed.
Why They're Interesting
Why They're Important
Editors' Picks: Our Favorite Videos On Galaxies
A Tour Of The Coma Cluster
The first ultra-diffuse galaxies were discovered in this massive galaxy cluster.
Galaxies, A Crash Course
Find out what galaxies are and how they form.
What Is The Milky Way?
Learn more about galaxies by learning about our own.
Written by Ashley Hamer December 9, 2016
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