The Tinker Bell triplet

The Tinker Bell triplet
Larger image.

A double merger of galaxies. When you look closely at the image you will find it to look much more violent, and perhaps you will start to wonder why astrophysicists are in the habit of calling these things “mergers” and not “collisions”.

Well, it’s all about perspective. As always. Imagine living on a planet somewhere not quite in the middle of any of those galaxies. The truth is, you probably won’t feel a thing during this whole process. There may be a funky sky there for a while, that’s all.

Now read this: Curious aurora

Image credit: ESO
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