The first flight of NASA astronauts from U.S. soil in nearly nine years is happening May 27. The mission will launch astronauts Bob Behnken and Doug Hurley to the International Space Station on a SpaceX Crew Dragon spacecraft. Dr. Andre Mazzoleni, the Director of the Engineering Mechanics and the Space Systems Laboratory at NC State, examines the Demo-2 mission, process, challenges, ISS, Mars and space tourists’ vacations.