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planetary
01
involving the entire earth; not limited or provincial in scope
02
related to or characteristic of planets or the solar system
03
of or relating to or characteristic of the planet Earth or its inhabitants
04
having no fixed course
Example
Planetary science encompasses the study of planets, moons, and other celestial bodies within our solar system.
Planetary geology investigates the surfaces and interiors of planets and moons.
The spacecraft's payload included scientific instruments for planetary exploration.
The discovery of a binary system with two equally sized planets challenges current models of planetary formation.
Planetary astronomers once thought the apparent motions of Mars could be explained by a combination of deferents and epicycloids modeled after circular trajectories.
