Synestia illustration
This artist's rendering shows the hot, molten moon emerging from a synestia, a giant spinning donut of vaporized rock. Image by Sarah Stewart/UC Davis based on NASA rendering.

A New Explanation For the Moon's Origins

Research led by Professor Sarah Stewart and graduate student Simon Lock shows how the Earth and moon could have formed from a giant donut of vaporized rock called a synestia, a new type of planetary object proposed by Stewart and Lock. Read more at UC Davis News.

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