The estimated lifespan of the outer solar system has been downgraded from 100 billion years to just a few billion years, according to a study that probed “terminal instability” during the Sun’s death.
Where does the 250 million number come from? Also, did they move the date on red giant state up from when I was a kid?? I thought we had 2-3 billion before then.
Where does the 250 million number come from? Also, did they move the date on red giant state up from when I was a kid?? I thought we had 2-3 billion before then.
Greenhouse effect will make the planet too hot for us to survive way before then.
Huh, I never realized how late to the game of Earth habitability humanity was.
I hadn’t either! over 4.3 billion years to manage sapience and we only have 250 million years of habitability left. We basically did this: