Once upon a time there was a planet called Pluto, and a cartoon character dog too, lest we forget. Then, the powers that be decided that Pluto wasn’t a planet and it was demoted. I thought that this must’ve been very demoralising for said planet, to be a former planet and now just a ...? Apparently, in order for an object to be a planet, you would need a satellite or moon orbiting around you,...

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