Our solar system may have hosted up to six giant planets in its first hundred million years, a new study suggests. The findings paint a more crowded picture of the early outer solar system than previously thought.

Source: [Live Science](https://www.livescience.com/space/planets/2-giant-super-earths-once-orbited-near-uranus-and-neptune-messed-up-a-bunch-of-moons-then-vanished-new-study-hints)

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