sundray comments on 'Planet Y' theory hints at hidden Earth-size world lurking in the solar system — and it could be much closer to us than 'Planet Nine'

'Planet Y' theory hints at hidden Earth-size world lurking in the solar system — and it could be much closer to us than 'Planet Nine' (www.livescience.com)

submitted 1 year ago by RegularJoe@lemmy.world to c/science@lemmy.world

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[–] sundray@lemmus.org 11 points 1 year ago

Planet Y Are You So Hard to Find?