845
We're not going to terraform Mars, but we're doing a good job of venusforming Earth.
(fediscience.org)
A "Showerthought" is a simple term used to describe the thoughts that pop into your head while you're doing everyday things like taking a shower, driving, or just daydreaming. A showerthought should offer a unique perspective on an ordinary part of life.
I assume that the red giant sun engulfing the earth will produce enough drag that earth loses momentum and falls into the sun permanently. We’ll still be gone by then, but noting is forever, even the earth itself.