Imagine you are the furthest a human being has ever been from Earth. These radiators are what will be keeping you at the right temperature. More on @NASA_Orion's European Service Module's thermal control system on the blog https://t.co/9x3EUmVgOJ pic.twitter.com/YTzgC4xUlV

— Human Spaceflight (@esaspaceflight) January 18, 2018