Last Updated
：2025/11/24
carbon planet
（ plural ）
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(astronomy) A theoretical type of terrestrial planet that could form, if protoplanetary discs are carbon-rich and oxygen-poor.
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carbon planet
Some models predict that a carbon planet could form with vast layers of graphite and diamond instead of silicate rock.
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Some models predict that a carbon planet could form with vast layers of graphite and diamond instead of silicate rock.
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