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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.
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Source: https://xkcd.com/3156/
Isn't there some evidence that Mars also had rings? Or at least there is an unanswered question as to whether its moons came from rings or are headed to rings. Is that not in the same confidence domain we think Earth had rings?
Not rings, circles. Nine of them.