Time Is Running Out

Time Is Running Out

A lot of people are complacent about the long-term fate of the earth because they know the sun won’t turn into a red giant for >4 billion years. However, we don’t have even half that long to find another place to live. The sun’s luminosity is increasing — so quickly that the oceans will boil away ONLY ~1.5 billion years from now.

Let’s get going with extraterrestrial colonization, people!

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[Note: I didn’t create this image, but simply found it with a Google image-search.]

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