Physics behind the temperature of the universe

How cold is space, does it ever drop to absolute zero and what happens

Though sci-fi movies would have us believe that space is incredibly cold — even freezing

Temperature is a measurement of the speed at which particles are moving, and heat is how much energy

the particles of an object have. So in a truly empty region space, there would be no particles

Of course, there are many particles and radiation in space, which results in heat and a temperature.

So how cold is space, is there any region that is truly empty, and is there anywhere that the temperature

The hottest regions of space are immediately around stars, which contain all the conditions to kick

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