Infrared Atlas of the Sky « The HabitableZone

Infrared Atlas of the Sky March 14, 2012 8:18 pm ER

Looking for Matrioshka Objects? Intelligent Jupiters? Alien bases in the Oort Cloud? Dyson Spheres? Ring Worlds? Kardashev Type II Civilizations? Here’s some data for ya.

The only signature we can count on any ET sending out, regardless of their technology level, is waste heat. There is no way they can cloak this, the laws of Thermodynamics, and all that. And really big technological civilizations will generate a lot of it.

http://www.jpl.nasa.gov/news/news.cfm?release=2012-072&cid=release_2012-072

http://wise2.ipac.caltech.edu/docs/release/allsky/

Artifacts would be much cooler than even the coolest stars, but much warmer than most gases, rocks, etc. By simultaneously ... by ER 2012-03-14 21:07:09
- I'm at the limits of my knowledge of astronomical technique. by TB 2012-03-15 08:39:24
  - You seem to have a pretty good intuitive grasp of astronomical technique, particularly since you haven't been trained in it. ... by ER 2012-03-15 12:01:48
The snag is that even a pretty impressive IR source will get washed out by the star it's orbiting. by TB 2012-03-14 20:38:38

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