Friday, October 1, 2010

APOD 1.4

Today I picked the Arp 188 and the Tadpole galaxy to write about because not only does it like astounding, but the dimensions that are involved in this picture are simply beyond comprehension. The largest object in this picture, which appears to be fairly close, is actually 420 million light years away. I cannot even fathom how far that is, because lengths of that quantity exist in very few places in the entire universe. It also astonishes me that the image of the galaxy that we see from earth is actually 420 million years old, and that it has more than likely substantially changed in the time that has passed. These facts just amaze me, which is why I chose to write about this picture.

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