The chance of a planet forming in the outer reaches of the solar system - a hypothetical Planet Nine - could be as high as 40 per cent, but it would have been a rough start
Več na: https://www.newscientist.com/article/2481931-was-planet-nine-exiled-from-the-solar-system-as-a-baby/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home
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