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Axis
SpaceGigantic asteroid impact knocked the Solar System’s biggest moon off its axis
About 4 billion years ago, a massive asteroid struck Ganymede, the largest moon in the Solar System causing the moon’s axis to shift.
Joshua Shavit![](https://www.thebrighterside.news/uploads/2024/09/ganymede-1.png?auto=webp&auto=webp&optimize=high&quality=70&width=1440)
![](https://www.thebrighterside.news/uploads/2024/04/95ac29_cf4d250318d84a9fb0efbf176026c6a2mv2.webp?auto=webp&auto=webp&optimize=high&quality=70&width=1440)
About 4 billion years ago, a massive asteroid struck Ganymede, the largest moon in the Solar System causing the moon’s axis to shift.
Joshua Shavit