Thursday, January 04, 2007

Meterorite


In Freehold Township N.J. a meteorite hit the roof of a house. This object is dense, a small volume weights a few ounces. The matallicity of the part of the Universe we inhabit is a necessary condition for the existence of life. These events happen with certain regularity, but this regularity does not take away the important information that they bring.
We are in a metal rich part of the immense Universe, we inhabit a Rare Earth, and we are special beings. Intelligent life is an event of very little probability in the Universe we know. Even metals are objects of little probability in the big scheme of things. First stars make Iron after several generations of cataclysmic events, and then those metals organize in emergent phenomena like bacteria and then animals and human beings.

Professor Brownlee said: "If the object is a meteorite, its falling to the ground likely would have caused a sonic boom, but [the sonic boom] may arrive later than the actual impact,". Brownlee is the controversial author of the book "Rare Earth" that gives us reason to be proud to be star dust.

We are star dust, and proud of it.

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