Andriyan Grigoryevich Nikolayev (Андриян Григорьевич Николаев) was a Soviet cosmonaut. In 1962, aboard Vostok 3, he became the third Soviet cosmonaut to fly into space. Nikolayev flew on two space flights: Vostok 3 (becoming the third Soviet cosmonaut) and Soyuz 9. His call sign in these flights was Falcon (Со́кол). On both, he set new endurance records for the longest time a human being had remained in orbit.