28: How to Kill a Galaxy
The Supermassive Podcast
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What Is the LifeSpan of a Galaxie?
Most galaxies, including our ownn they form not long in othrwords. And defining death for one is is a sot of movable feature. So the stars are in the galaxy exhausting their fuel. There isn't enough hydrogen left to make new stars. The longest lived stars are the small stars, red dwarfs. Theyve got a lot less mass than the sun. But eventually things all cool down as the universe gets bigger,. and galaxies cool down one way or another.
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