Kepler-42
Planetary system

Temperature comparisons
Kepler-42c
Kepler-42b
Kepler-42d
Earth
Global equilibrium temperature
728 K 455 °C 851 °F
524 K 251 °C 483.8 °F
454 K 181 °C 357.8 °F
255 K −18 °C −0.4 °F
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Question: What is the Equilibrium temperature of Earth?
Answer: The Equilibrium temperature of Earth is 255 K (−18 °C).