All Known 200-mile Objects in Solar System

One long-term project for the inhabitants of earth is to arm our planet against asteroid impacts. Knowing what is out there is a big part of that protection. This wide web page is one small illustration of the larger bodies in our solar system. It depicts any body larger than 200 miles. There’s far more of them that you might think. Lots of room to park.

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The Long Now Foundation is a nonprofit established in 01996 to foster long-term thinking. Our work encourages imagination at the timescale of civilization — the next and last 10,000 years — a timespan we call the long now.

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