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Dwarf Galaxy

WATCH: How Violent Collision Gave Nearby Galaxy Its Arms

natureheader | Katia Moskvitch | Posted 06.04.2014 | Science

The Andromeda galaxy got its peculiar ring-like spiral arms in a collision with a dwarf galaxy around 900 million years ago, a computer simulation sug...

Ultra-Faint Galaxy Called Smallest Ever Discovered

Space.com | Megan Gannon | Posted 06.10.2013 | Science

An ultra-faint collection of 1,000 stars orbiting the Milky Way is the most lightweight galaxy ever discovered, scientists say. The dwarf galaxy kn...

PHOTO: First-Ever Glimpse Of Dying Galaxy

Posted 06.05.2013 | Science

In a galaxy far, far away, a dwarf system known as IC 3418 is dying. But astronomers say galaxy IC 3418's death will not be in vain -- after all, t...

Oldest Spiral Galaxy In Universe Discovered By Astronomers

Posted 07.19.2012 | Science

By: SPACE.com Staff Published: 07/18/2012 01:07 PM EDT on SPACE.com Astronomers have discovered the universe's most ancient spiral galaxy yet, a...