Before revision: NASA's Mothership Factsheet Flying with NASA tail number 008, the plane was nicknamed Balls 8 by Air Force pilots, following a tradition of referring to aircraft numbered with multiple zeroes as "Balls" plus the final number.
After revision: Flying with NASA tail number 008, the plane was nicknamed Balls 8 by Air Force pilots, following a tradition of referring to aircraft numbered with multiple zeroes as "Balls" plus the final number.