> Common misconception... a vacuum is actually an incredibly efficient insulator Yes, it is even a very real problem for EVAs and spacecraft. One of the first

> Common misconception... a vacuum is actually an incredibly efficient insulator Yes, it is even a very real problem for EVAs and spacecraft. One of the first things the Shuttle does is open up its radiators to help get rid of its internal heat. The astronauts doing EVA have a problem with heat too, they have to wear an internal cooling suit with fluid piped around their bodies.