(n) :
each of the seven major bodies which move relative to the fixed stars in the night sky--the
Moon,
Mercury,
Venus, the
Sun,
Mars,
Jupiter and
Saturn; any of various rocky or gaseous spherical bodies orbiting the
Sun, specifically the eight major bodies of
Mercury,
Venus,
Earth,
Mars,
Jupiter,
Saturn,
Uranus and
Neptune. The
Galilean moons, four
asteroids and the
dwarf planet Pluto were formerly included, in the 17th, 19th and 20th centuries respectively