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xkcd bot@lemmy.worldB to xkcd@lemmy.worldEnglish · 1 month ago

xkcd #3156: Planetary Rings

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xkcd #3156: Planetary Rings

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xkcd bot@lemmy.worldB to xkcd@lemmy.worldEnglish · 1 month ago
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xkcd #3156: Planetary Rings

Title text:

If you don’t know where you are on Earth, the angle of satellite dishes can help constrain your latitude. If some of them are pointing straight up, you’re probably near the Equator, right under the ring.

Transcript:

Transcript will show once it’s been added to explainxkcd.com

Source: https://xkcd.com/3156/

explainxkcd for #3156

  • fdnomad@programming.dev
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    1 month ago

    Thats so cool! Looks loke the most popular orbit aligns with the equator. Why is the wider “belt” around that line going over and under? Like

         .
        ..
       ...
    ------
    ...
    ..
    .
    

    You know what I mean?

    • zqwzzle@lemmy.ca
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      1 month ago

      From what I could find that’s probably the band of decommissioned geosynchronous satellites. Apparently they’ll slowly match the orbital plane of the earth around the sun.

      https://space.stackexchange.com/questions/12528/why-is-the-ribbon-of-decommissioned-geosynchronous-satellites-skewed

    • Eager Eagle@lemmy.world
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      1 month ago

      those are mostly red and orange, so that also confirms the other comments’ guesses:

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