“Earth will always be unique and living here prized.”

Matrioshka Worlds


Sun, Apr 28th, 2019 08:26 by capnasty NEWS

With the discovery that habitable planets are common (and with that, aliens), this video by Isaac Arthur on how humans will spread (either on the planet or beyond) seems perfectly fitting.

The galaxy contains countless billions of planets we might colonize, and we may build far more living area as space station habitats and megastructures, but Earth will always be unique and living here prized. Today we will see what we can do make Earth larger, by adding many layers of terrain in concentric spheres around us.



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