When Earth had rings
undefined 8, 2024
Earth may have once had its own ring system, similar to those of Saturn and other planets, according to a study in Earth and Planetary Science Letters. Researchers suggest that rings could have formed from a close pass of an asteroid or comet about 466 million years ago, during a period of significant impacts and environmental change. The study found that craters from this time were concentrated around the equator, hinting at a ring system. These rings might have influenced Earth’s climate and contributed to a mass extinction. The idea opens new avenues for understanding Earth's geological history.
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