How hot is saturn?

The average temperature of Saturn is minus 288 degrees Fahrenheit, which is minus 178 degrees Celsius. However, this is an inaccurate measure of the temperature conditions on the planet, because the temperatures in the atmosphere differ greatly from the temperatures near the core. read more

Saturn radiates more than twice as much heat into space as it receives from the sun. Much of the heat is caused by the gravitational compression of the planet, but scientists theorize that some of it may come from friction created by helium sinking into the planet's interior. read more

Here’s an article about a hot spot on Saturn, and the temperature of its rings. Here’s an article about Saturn from How Stuff Works, and more facts on Saturn from ESA. We have recorded two episodes of Astronomy Cast just about Saturn. The first is Episode 59: Saturn, and the second is Episode 61: Saturn’s Moons. read more