radar
Heliostat
thermostat
it is astrodome done by : Hanna Flores
Heliostat
Aircraft have red and GREEN wingtip lights, not red and blue. (And you cannot see both the red and green lights together, unless it is heading straight toward you.) Aircraft also have white strobe lights on the belly. Is it moving against the background of the stars? High in the sky, or down low near the horizon? How fast was it blinking?
A radar tracks aircraft in the sky
A device that tracks movement is a : a) PSS b) PDA c)RFIDtag. d)patientstimulator.
In the sky normally.
If you are in an aircraft, yes.
RFID tag
Heliostat
radar
thermostat
IFF (identification of friend and foe device) will detect the enemy aircraft. Radar system also plays role in this operation.
Condensation trails or 'con trails'.
Regional or local Air Traffic Control centres guide most aircraft in the sky.Regional or local Air Traffic Control centres guide most aircraft in the sky.
The company which makes the Skyhawk (the world's most popular aircraft) is called Sky Hawk Company and it specializes in just making Sky Hawk aircraft.