Last Updated：2025/11/22
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The planetesimal disk around the young star revealed evidence of ongoing planet formation.
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The planetesimal disk around the young star revealed evidence of ongoing planet formation.
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Related words
planetesimal
Adjective
not-comparable
Japanese Meaning
天文学において、惑星の形成過程で集積した微小な天体、またはそれに関連する概念を指す。 / 原始惑星体とも呼ばれ、惑星を形成する前段階の小天体である。
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