Misconceptions About Space, Time & The Universe
Science & Futurism with Isaac Arthur
00:00
The Temperature of the Universe
Most of the matter in our solar system is far hotter than the hottest places on earth and even our own core is not terribly hot. Gases have their temperature basically out of how fast they are moving and what they are in terms of atoms and molecules. You could still freeze to death in it as you radiate heat faster than your absorbed sunlight or starlight for that matter cooked to death just depends where you are. Water freezes at 0 Celsius and boils at 100 Celsius at normal pressure but boils at much higher temperatures under greater pressure. This might seem at odds with saying the universe is only about 2.7 Kelvin, way colder than Antarctica or even Pluto but that's the temperature of the cosmic
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