Which planet is the hottest in the solar system?

Last updated: January 22, 2024

Be honest, when was the last time you recited the order of the planets from the Sun by memory — AND got it right? For me, roughly second grade.

Of course, by today's standards, I would have got it wrong anyway — you see, in those days we included Pluto. Today, Pluto's status has been degraded to dwarf planet, of which there are four more: Ceres, Makemake, Haumea, and Eris.

So among the remaining eight "real" planets, one of them runs a bit warm, even out there in the generally cold expanse of outer space.

Which planet in our solar system runs the highest temps?

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