![PPT - The Universe within 500 million light years of Earth (in the center) PowerPoint Presentation - ID:1161763 PPT - The Universe within 500 million light years of Earth (in the center) PowerPoint Presentation - ID:1161763](https://image.slideserve.com/1161763/slide10-l.jpg)
PPT - The Universe within 500 million light years of Earth (in the center) PowerPoint Presentation - ID:1161763
Capture 3D - #MetrologyMonday One light-year is about 10 trillion kilometers. The Milky Way is about 100,000 light-years, or 1,000,000,000,000,000,000 km across and would take 200,000 years to travel end-to-end at the
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