Crossword Clue:

Unmanned aircraft

Answer	Crossword Clue
DRONE	Unmanned aircraft
DRONES	Unmanned aircraft
NASAPATHFINDER	Unmanned solar-powered aircraft tested in the 1980s and 1990s

PROBE	Unmanned craft
DRONES	Unmanned planes
DRONE	Unmanned craft
DRONE	Unmanned flier
DRONE	Unmanned plane
DRONES	Unmanned craft
SATURN	Unmanned moon rocket.
DRONEATTACKS	Unmanned aerial raids

DRONE	Unmanned spy plane
PIONEER	Unmanned planetary probe
ARGO	Unmanned sub that found the Titanic
ARGO	Unmanned vehicle that found the Titanic
ARGO	Unmanned vessel that found the Titanic
VOYAGERII	Unmanned space probe launched Aug. 20, 1977
HOLEINDRONE	Possible result of firing at an unmanned flier?