how will the universe end?
TRANSCRIPT
The Role Of Gravity
vSlow decline of the thermodynamic free energy in a universe which continues expanding:
1.Stelliferous Era (from 1 million to 100 trillion years).
2.Degenerate Era (from 100 trillion to 1040 years.
3.Black Holes Era (from 1040 to 10100 years).
4.Dark era (from 10100 to…?).
