Gliese 581g
Climate

Gliese 581g

Section Title: Climate
Table Section Text: None

Temperature comparisons	Mercury	Venus	Earth	Gliese 581g	Mars

Global equilibrium temperature	431 K 158 °C 316 °F	307 K 34 °C 93 °F	255 K −18 °C −0.4 °F	209 K to 228 K −64 °C to −45 °C −83 °F to −49 °F	206 K −67 °C −88.6 °F

+ Venus' GHG effect	737 K 464 °C 867 °F

+ Earth's GHG effect	288 K 15 °C 59 °F	236 K to 261 K −37 °C to −12 °C −35 °F to 10 °F

+ Mars' GHG effect	210 K −63 °C −81 °F

Tidally locked	Yes	Almost	No	Likely	No

Global Bond albedo	0.142	0.9	0.29	0.5 to 0.3	0.25

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