Under the ‘has cleared its orbital neighborhood’ and ‘fuses hydrogen into helium’ definitions, thanks to human activities Earth technically no longer qualifies as a planet but DOES count as a star.

https://explainxkcd.com/3063/

  • teft@lemmy.world
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    2 个月前

    We do. Titan is the only other body in the solar system with surface seas and lakes. They are made of hydrocarbons like ethane and methane however, not water.