Misconceptions About Space, Time & The Universe (Narration Only)
Science & Futurism with Isaac Arthur
00:00
The End of Time
It would seem very unlikely any natural stars will even form an arg galaxy a billion years from now, simply because a vast galactic civilization isn't likely to let them form artificial fusion. Energy by dumping matter down black holes, or by the slower evaporation of black hole, or even by vacuum energy are all plausibly on the table as superior ways to keep the lights on for your stellar empire than by actual starlight. That doesn't even contemplate higher clock-tech options, which they would have had billions of years to research before the cosmological event horizon sweeps away all the stars that you have not colonized. As we saw in our civilizations at the End of Time series, that
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