Billionaire space race the 2016 International Astronautical Congress in Guadalajara, Mexico, Blue Origin President Rob Meyerson elaborated on the Bezos vision previously outlined in the New Glenn announcement. The Blue Origin New Armstrong would be similar in function to the SpaceX Interplanetary Transport System that Elon Musk unveiled at the same conference. Blue Origin and Virgin Galactic are in the same market, suborbital space tourism, with New Shepard and SpaceShipTwo (Tier 1b), respectively. They are in a race to be first to launch paying customers on short spaceshots, with rival technological philosophies of space capsules and spaceplanes, respectively Virgin Galactic and SpaceX support
Space tourism since 2009. As an alternative term to "tourism", some organizations such as the Commercial Spaceflight Federation use the term "personal spaceflight". The Citizens in Space project uses the term "citizen space exploration". Many private space travelers have objected to the term "space tourist", often pointing out that their role went beyond that of an observer, since they also carried out scientific experiments in the course of their journey. Richard Garriott additionally emphasized that his training was identical to the requirements of non-Russian Soyuz crew members, and that teachers and other non-professional astronauts chosen to fly with NASA are called astronauts.