This post is by James Davis Nicoll from Tor.com Frontpage Partial - Blog and Story Content
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Has this ever happened to you? You’re living on a perfectly good planet in orbit around a perfectly acceptable star—and then suddenly, the neighbourhood goes to crap and you have to move. For a lot of people, this means marching onto space arks.
Recapitulating Noah on a cosmic scale is such a pain, though. All that packing. All that choosing who to take and who to leave behind. And no matter how carefully you plan things, it always seems to come down to a race between launch day and doomsday.
Why not, therefore, just take the whole darned planet with you?
(Warning: spoilers for books that are all insanely old venerable.)
Of course, this raises the question of how to do this without destroying the world. You could just slap rockets on one end of the planet (and at least one author did) but the side effects of ...