space probe(redirected from Planetary flyby)
Also found in: Thesaurus, Encyclopedia.
A spacecraft carrying instruments intended for use in exploration of the physical properties of outer space or celestial bodies other than Earth.
(Astronautics) a vehicle, such as a satellite, equipped to obtain scientific information, normally transmitted back to earth by radio, about the atmosphere, surface, and temperature of a planet, conditions in space, etc
an unmanned spacecraft designed to explore the solar system and transmit data back to earth.
Switch to new thesaurus
|Noun||1.||space probe - a rocket-propelled guided missile that can escape the earth's atmosphere; makes observations of the solar system that cannot be made by terrestrial observation|
guided missile - a rocket-propelled missile whose path can be controlled during flight either by radio signals or by internal homing devices
telemeter - any scientific instrument for observing events at a distance and transmitting the information back to the observer