Third planet from the sun.

The star at the center of the Milky Way!

The Moon is an astronomical body that orbits planet Earth and is Earth's only permanent natural satellite.

A large mass revolving around the sun.

To move around an object.

 rotation is a circular movement of an object around a center (or point) of rotation.

A shadow is a dark area where light from a light source is blocked by an opaque object.

A sundial is a device that tells the time of day.

Earth spins on it's Axis once every 24hours.

An Orbit is a regular, repeating path that one object in space takes around another one.

The asteroid belt is the circumstellar disc in the Solar System located roughly between the orbits of the planets Mars and Jupiter.

A comet is an icy small Solar System body that, when passing close to the Sun, warms and begins to release gases, a process called outgassing.

A constellation is a group of stars that forms an imaginary outline or meaningful pattern on the celestial sphere.

The Solar System is the gravitationally bound system of the planets and the Sun plus other objects that orbit it, either directly or indirectly.

A star is type of astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.

the degree to which light is not allowed to travel through

A season is a division of the year marked by changes in weather, ecology, and amount of daylight.

The Big Dipper is a large asterism consisting of seven bright stars of the constellation Ursa Major

A galaxy is a gravitationally bound system of stars, stellar remnants, interstellar gas, dust, and dark matter

The Milky Way is the galaxy that contains our Solar System.