Curated Tumblr

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For preserving the least toxic and most culturally relevant Tumblr heritage posts.

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Don't be mean. I promise to do my best to judge that fairly.

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Luna (slrpnk.net)

submitted 3 weeks ago by [email protected] to c/curatedtumblr

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[–] [email protected] 7 points 2 weeks ago (2 children)

And if Ceres is a planet, shouldn't Eris be one too?

[–] Klear 4 points 2 weeks ago

Exactly. It would get real messy.

[–] [email protected] 3 points 2 weeks ago (3 children)

What is argument for Ceres and Eris being planets?

[–] [email protected] 2 points 2 weeks ago

The same as for Pluto

[–] [email protected] 2 points 2 weeks ago

Hydrostatic equilibrium. Their gravity is enough to pull their mass into a sphere-ish shape.

Contrast to asteroids that are irregular.

[–] [email protected] 1 points 2 weeks ago

Large round bodies orbiting the sun.