Enceladus Base

1.1 BILLION YEARS FROM NOW
- Sun 10% hotter
- Oceans begin to boil off into space
- (assuming nothing is done to prevent)

3.5 BILLION
- Earth baked like Venus

5 BILLION
- Red giant phase beginning

5.4 BILLION
- Full red giant
- Earth charred husk, inside Sun's atmo

6.4 BILLION
- White dwarf
- Earth could fall inward; eaten or tighter orbit?