CNBC's Investing in Space newsletter offers a view into the business of space exploration and privatization, delivered straight to your inbox. CNBC's Michael Sheetz reports and curates the latest news, investor updates and exclusive interviews on the most important companies reaching new heights. Sign up to receive future editions. The concept was pretty simple, if ambitious: Take Columbia's "Omni-Heat Infinity" thermal reflective fabric – already inspired by the classic space blanket – and apply it to Intu ...