# carbon planet

> English word · Noun

## Definitions
1. A theoretical type of terrestrial planet that could form, if protoplanetary discs are carbon-rich and oxygen-poor.

## Etymology
Proposed as a theoretical planet by Marc Kuchner.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/carbon-planet