GUARDIAN | Science
Simulations shed light on how snowman-shaped body in Kuiper belt may have formed
模拟揭示了在柯伊伯带中雪人形状天体形成的过程
A 2019 image by Nasa of Arrokoth in the Kuiper belt.
2026-02-19 621词 中等
Not all of these planetesimals are rounded: indeed, astronomers estimate 10-25% of those found in the Kuiper belt, including Arrokoth, have two lobes, meaning they look a bit like a peanut or a snowman.
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