At all times during operation of the aircraft.
Missiles do not home on lights; they generally target the hot exhaust from the engine. The navigation and beacon lights on a jet are turned off to prevent them being seen by the enemy; they are never turned off on a commercial aircraft (except obviously when the aircraft is not in use).
Yes. They should always be on for safety.
Turn on navigation lights.
Turn on navigation lights.
Turn on navigation lights.
Aircraft landing lights are key to takeoff and landing, and should always be working and checked prior to takeoff. Replacement lights can be purchased from Amglo and XEVision.
Green
When approaching an aircraft at night, vehicle operators should always make themselves visible to the pilot. Aircraft cannot stop suddenly and do not have great visibility.
Turn on Navigation Lights
Because the aircraft lights are very powerful.. if you were not able to see the lights they have instruments to tell if other aircraft are nearby
The flashing lights on aircraft are anti-collision lights, so they can be seen more easily.
Navigation lights.