NASA on Wednesday released an amazing infrared map of the entire sky — at least as much of the infrared sky as we can see using the best tool that was available for the job: NASA’s Wide-field Infrared Survey Explorer (WISE), an unmanned satellite orbiting the Earth that was launched in 2009 and completed its surveying in February 2011.
This is a companion discussion topic for the original entry at https://talkingpointsmemo.com/?p=100523