• Teddy K posted an update in the group Group logo of Fact a Day 2022Fact a Day 2022 4 months ago

    Factoid 1/18: About mountains – Olympus Mons on Mars, the tallest known mountain in the solar system, is so large at its base that an observer on its peak wouldn’t know he was standing on a mountain because its slope would be obscured by the curvature of the planet itself. WOW. Just think about that!!

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