Virgin Galactic founder Sir Richard Branson, far left, and CEO Michael Colglazier, far right, stand with the crew of the Galactic 07 mission.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.VSS Unity was a good suborbital spaces ...