2026年6月18日 14:04 ET 发布 · 更新于 5 个月前 · 1 个来源
NASA’s Lucy Reveals Wobbling, Peanut-Shaped Asteroid
NASA News
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原始报道
Even small asteroids lead complex lives. During its flyby of the asteroid Donaldjohanson last year, NASA’s Lucy spacecraft revealed the asteroid to be a wobbly, peanut-shaped body that has undergone a lot of activity in its relatively short history. Formed as fragments coalesced after a violent collision 155 million years ago, the asteroid was transformed by the […]
原文