Transport aircraft Manufactured by Lockheed Martin, The C-5 Galaxy is being modernised in two phases involving the avionics modernisation programme (AMP), and reliability enhancement, and re-engining programme (RERP).The first of the C-5M test aircraft performed maiden flight in June 2006. Aircraft has a length of , height of and wingspan of . The operating and maximum take-off weights of the aircraft are 181,437kg and 381,018kg respectively. The aircraft has a fuel capacity of 150,819kg and payload carrying capacity of 129,274kg.