Secretary of Defence Industry Secretariat (SSB) Professor Halık Görgün Stated that Turkish Aerospace’s indigenous fighter aircraft KAAN performed its second flight today, 75 days after its maiden flight. He declared that the aircraft took-off at 8.46 in the morning, flew for 14 minutes and reached an altitude of 10 000 feet. The interval between two flights gives many hints about the aircraft. The “health” of aircraft is measured from telemetry room in the facility. The aircraft is equipped with various sensors to measure actual data received during the flight. The data received during the flight is analysed during the flight. More data is received from aircraft following its landing.