Designations
NASA "spacewalkers" during the space shuttle program were designated as EV-1, EV-2, EV-3 and EV-4 (assiged to mission specialists for each mission, if applicable).
Read more about this topic: Extra-vehicular Activity
Designations
NASA "spacewalkers" during the space shuttle program were designated as EV-1, EV-2, EV-3 and EV-4 (assiged to mission specialists for each mission, if applicable).
Read more about this topic: Extra-vehicular Activity