nat Latest articles by nat Planet X? New Evidence of an Unseen Planet at Solar System's Edge By nat published 25 May 12 An astronomer has proposed the existence of an unseen planet in the distant outskirts of the solar system. It would explain the peculiar motions of Kuiper belt objects. Planets Sign up for the Live Science daily newsletter nowGet the world’s most fascinating discoveries delivered straight to your inbox.Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors LATEST ARTICLES1Scientists discover Burmese pythons have never-before-seen cells that help them digest entire skeletons2Whooo's there? James Webb telescope spots rare 'Cosmic Owl'3Chimps develop fashion trend by shoving grass in their ears — and in their butts4Saturn news, features and articles5Pluto news, features and articles
Planet X? New Evidence of an Unseen Planet at Solar System's Edge By nat published 25 May 12 An astronomer has proposed the existence of an unseen planet in the distant outskirts of the solar system. It would explain the peculiar motions of Kuiper belt objects.