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we-know-more-about-the-surfaces-of-mars-and-venus
We know more about the surfaces of Mars and Venus than we do about the ocean floor.
uranus-smells-like-farts-in-2017-scientists
Uranus smells like farts. In 2017, scientists determined the planet’s clouds are composed of hydrogen sulfide, which means the suffocating atmosphere of Uranus contains a stinky gas that has the odor of rotten eggs.