Francisco "Frank" Rubio, born December 11, 1975 in Los Angeles, California, went in to space aboard Soyuz MS-22, in September 2022 to the International Space Station. While on board he participated in Expeditions 67-69. His mission was scheduled to last about six months, but damage to the spacecraft extended his mission. He returned to Earth on Soyuz MS-23 in September 2023, spending almost 371 days in space. He is the first American to spend more than a year in space.
Michael Hopkins, born December 28, 1968 in Lebanon, Missouri, has been in space twice.
His first flight was aboard Soyuz TMA-10M in September 2013 to the International Space Station. He participated in Expeditions 37 and 38. He remained on board for over 166 days and returned to Earth in March 2014.
His second and current trip started in November 2020 aboard SpaceX Crew-1 as commander to the International Space Station. He is participating in Expedition 64 and will participate in Expedition 65 before returning to Earth in May 2021.
Richard "Rick" Mastracchio, born February 11, 1960 in Waterbury, Connecticut, is a veteran of three space shuttle flights and one trip on a Soyuz spacecraft to the International Space Station.
His first flight into space was aboard Atlantis (STS-106) as mission specialist in September 2000 to the ISS. He operated the Canadarm to move fellow astronauts Ed Lu and Yuri Malenchenko as they performed assembly work on the station.
His second flight was aboard Endeavour (STS-118) as mission specialist in August 2007 to the International Space Station. During the mission he conducted three EVAs, totaling over 18 hours.
Mastracchio's third flight was aboard Discovery (STS-131) as mission specialist in April 2010 to the ISS. He conducted 3 EVAs with fellow astronaut Clayton Anderson totaling around 20 1/2 hours.
His fourth and final flight was aboard Soyuz TMA-11M which launched in November 2013 as part of Expeditions 38 and 39. He performed three EVAs (must be his lucky number!) and returned to Earth in May 2014.
Sergey Ryazansky, born November 13, 1974 in Moscow, Russia, has made two trips to the International Space Station.
His first trip to the ISS was aboard Soyuz TMA-10M in September 2013 has part of Expeditions 37 and 38. He conducted 3 EVAs during his stay before returning to Earth in March 2014 after spending over 166 days in space.
His second trip was aboard Soyuz MS-05 in July 2017 as part of Expeditions 52 and 53. He made one more EVA during his stay during which he deployed 5 nano-satellites. He returned to Earth after over 168 days in December 2017.
His grandfather Mikhail Ryazansky was involved in the Sputnik program.
