Besides molecular biosignatures, detecting generated light seems an obvious method of finding advanced civilizations. Since we have a giant telescope that detects IR, could it help find heat generation of an alien nature?
Probably not campfires of alien neanderthals![:no:]( "No.")
but ET’s may need to stay warm too. ![:yes:]( "Yes.")
Probably not campfires of alien neanderthals
but ET’s may need to stay warm too. 
Statistics: Posted by Fred the Cat — Fri Jan 05, 2024 5:51 pm — Replies 8 — Views 4070