Rock found at the edge of the solar system changes our understanding of how planets form, Nasa says

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Surface of distant object is still surprising astronomers

Source: https://www.independent.co.uk/life-style/gadgets-and-tech/news/nasa-rock-solar-system-space-arrokoth-ultima-thule-new-horizons-planet-a9336251.html
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The Article Was Written/Published By: Andrew Griffin