Tagtik on MSN2d
NASA discovers a planet much larger than EarthNASA has been monitoring a never-before-seen planet in its solar system, which is eight times the size of Earth.
Live Science on MSN23d
An interstellar visitor may have changed the course of 4 solar system planets, study suggestsAn object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
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