Solar System Virginia 6th Grade

Front

Celestial Body

Back

objects that exist in space AND orbit around a star.

Front

planet

Back

a large round object that orbits a star and DO NOT produce their own light

Front

moon

Back

smaller objects in the solar system that orbit planets

Front

mass

Back

how much matter is in an object

Front

diameter

Back

how far across a planet is at its widest point

Front

orbital period

Back

the time it takes for a planet to complete one full orbit around the Sun or star.

Front

axis

Back

an imaginary line that goes from the north pole to the south pole

Front

rotation

Back

the motion of a planet spinning on its axis

Front

rotation period

Back

the time it takes for a planet to complete one full rotation on its axis

Front

asteroids

Back

chunks of rock or metal that orbit stars