The Earth is the only world known so Yellowstone National Park T-shirt With Bison For Who Love Park tee shirt. There is nowhere else, at least in the near future, to which our species could migrate. Visit, yes. Settle, not yet. Like it or not, for the moment the Earth is where we make our stand.It has been said that astronomy is a humbling and character-building experience. There is perhaps no better demonstration of the folly of human conceits than this distant image of our tiny world. To me, it underscores our responsibility to deal more kindly with one another, and to preserve and cherish the pale blue dot, the only home we’ve ever known.”

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What about, instead, an artificial Earth? With layers of Yellowstone National Park T-shirt With Bison For Who Love Park tee shirt all the way down to an artificial core with artificial skies and sunlight and day/night cycles. It would be far more ambitious than the ring, but it would be far more stable. It would be better to go to another star system, preferably the closest one, and excavate an uninhabited exo planet to use for the materials.

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Saw a bit when I lived near Denver. I think the most incredible thing I saw, though, was a couple times shortly after sunrise on very cold mornings, the little ice crystals just seemed to float in the Yellowstone National Park T-shirt With Bison For Who Love Park tee shirt and it actually seemed to shimmer. I just stood there looking toward the peaks of Rocky Mountain National Park. It was one of the most beautiful sights ever! We LOVE all of our national parks.