Thursday, March 27, 2008

apod 4.1



This is a picture of the galaxies M81 and M82. This picture shows how the 2 galaxies are locked in "gravitational combat," as they have been doing for the last billion years. It says that in a few billion years only one of the galaxies will remain. It is so wild how entire galaxies can have such an impact on other galaxies and even cause one to dissapear. For all we know there could be other life forms within those galaxies looking back at our galaxy.

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