Volynov is a Soviet cosmonaut who flew two space missions of the Soyuz programme: Soyuz 5, and Soyuz 21. He was the first Jewish cosmonaut.
Resnik was an American engineer and a NASA astronaut who died in the destruction of the Space Shuttle Challenger during the launch of mission STS-51-L. Resnik was the second American and first Jewish woman astronaut, logging 145 hours in orbit. She was a graduate of Carnegie Mellon University and had a Ph.D. in electrical engineering from the University of Maryland. The IEEE Judith Resnik Award for space engineering is named in her honor.
Hoffman, Ph.D. is a Jewsih American former NASA astronaut and currently a professor of aeronautics and astronautics at MIT. Hoffman made five flights as a space shuttle astronaut, including the first mission to repair the Hubble Space Telescope in 1993, when the orbiting telescope's flawed optical system was corrected.
Baker, M.D., M.P.H. is a Jewish American physician and a NASA astronaut. Baker serves as Chief of the Education/Medical Branch of the NASA Astronaut Office.
Ivins is a former Jewish American astronaut and a veteran of five space shuttle missions. She has a degree in Aerospace Engineering from the University of Colorado at Boulder.
Apt, Ph.D. is a Jewish American astronaut and professor at Carnegie Mellon University. Before he became an astronaut, Apt was a physicist who worked on the Venus space probe project, and used visible light and infrared techniques to study the planets and moons of the solar system from ground-based observatories.
Wolf is a Jewish American astronaut, medical doctor, electrical engineer. Wolf has been to space four times. Three of his spaceflights were short-duration Space Shuttle missions, the first of which was STS-58 in 1993, and his most recent spaceflight was STS-127 in 2009. Wolf also took part in a long-duration mission aboard the Russian space station Mir which lasted 128 days, and occurred during Mir EO-24.
Fettman is a Jewish American pathologist and researcher who flew on NASA Space Shuttle mission STS-58 aboard the Space Shuttle Columbia as a Payload Specialist.
Grunsfeld is a Jewish American physicist and a NASA astronaut. He is a veteran of five spaceflights and has also served as NASA Chief Scientist.
Horowitz is a retired Jewish American astronaut and a veteran of four space shuttle missions.