Question

define the term planet

Answer 1

a celestial body distinguished from the fixed stars by having an apparent motion of its own (including the moon and sun), especially with reference to its supposed influence on people and events.

Answer 2

planet is a heavenly body moving around the sun .
planets divided into threegroups :-
# Inner planets or Terrestrial planets - Mercury, Venus, Earth ,Mars
# Outer planets or Jovian planets - Jupiter, Saturn, Uranus, naptune
# drawf planets - Pluto, Ceres, Eris