Round Worlds

(Planetary Blogs) – Emily Lakdawalla:

I have a newly updated scale comparison graphic to share. In March of 2014, I exhorted people to get excited about the Year of the Dwarf Planet. As part of that educational effort, I made a scale comparison of every round object in the solar system smaller than 10,000 kilometers in diameter. That’s Mars and everything smaller, including nearly 90 likely round objects beyond Neptune. Now that the Year of the Dwarf Planet is nearly over, I can add three more bodies to this graphic: Pluto, Charon, and Ceres.  …

emily-lakdawalla/2015/11021406

Worlds under 10k half phase

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