Archives for January 20, 2008
What is that Background?
Posted by Ethan on January 20, 2008
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Taking a look at the background picture, and wondering what it is? It’s the Bullet Cluster, also known to astronomers as 1E 0657-56. What’s so special about it? Well, these are actually two galaxy clusters that are in the process of merging, and are colliding with one another! Although this is very cool (and rare) in…
