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jorgebeerre
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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…?).