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Jupiter Was Once 2.5 Times Larger, Study Reveals

5/23/2025

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Summary

Story summary

Astronomers Konstantin Batygin and Fred Adams have unveiled a stunning revelation: early Jupiter was a colossal 2 to 2.5 times its current size, boasting a magnetic field 50 times more powerful. Their research on two Jovian moons indicates that this rapid growth happened just 3.8 million years after solid materials formed, shedding light on Jupiter's evolution and its pivotal role in the Solar System's formation.

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Story summary

Astronomers Konstantin Batygin and Fred Adams have unveiled a stunning revelation: early Jupiter was a colossal 2 to 2.5 times its current size, boasting a magnetic field 50 times more powerful. Their research on two Jovian moons indicates that this rapid growth happened just 3.8 million years after solid materials formed, shedding light on Jupiter's evolution and its pivotal role in the Solar System's formation.