The Fédération Aéronautique Internationale (FAI), an international record-keeping body, defines the boundary between Earth's atmosphere and outer space at 100 kilometres (62 mi) above sea level.
The United States awards astronaut wings to qualified personnel who pilot a spaceflight above an altitude of 50 miles (80 km).
Vladimír Remek Mirosław Hermaszewski Sigmund Jähn Georgi Ivanov Bertalan Farkas Phạm Tuân Arnaldo Tamayo Méndez 1980s Bruce McCandless II, first untethered spacewalk.
Jügderdemidiin Gürragchaa Dumitru Prunariu Jean-Loup Chrétien Ulf Merbold Rakesh Sharma Marc Garneau Sultan Salman Al Saud Wubbo J. Ockels Mohammed Faris Abdul Ahad Mohmand Rodolfo Neri Vela Toyohiro Akiyama 1990s Yuri Gidzenko, Sergei Krikalev and William M. Shepherd, first crew on ISS.
Helen Sharman Franz Viehböck Dirk Frimout Aleksandr Viktorenko and Aleksandr Kaleri Claude Nicollier Franco Malerba Leonid Kadeniuk Pedro Duque Ivan Bella Dennis Tito, first paying space tourist.SpaceShipOne flight 16P, first private suborbital flight Mark Shuttleworth Ilan Ramon Yang Liwei Christer Fuglesang Sheikh Muszaphar Shukor Yi So-yeon 2010s Andreas Mogensen Aidyn Aimbetov Hazza Al Mansouri 2020-present