IS A MASS OF GAS THAT GIVES HEAT AND LIGHT.	star	STAR
ASTRONOMICAL BODIES THAT ORBYT AROUND THE SUN	planets	PLANETS.
ASTRONOMICAL BODIES THAT ORBYT AROUND THE PLANETS		SATELLITES
IS A STAR AND ALL PLANETS IN THE SOLAR SYSTEM ORBIT AROUND IT.		THE SUN
IS THE SATELLITE THAT ORBYTS AROUND THE EARTH		THE MOON
ASTRONOMICAL BODIES THAT PRODUCE LIGHT AND HEAT SUCH US STARS.		LUMINOUS ASTRONOMICAL BODIES
ASTRONOMICAL BODIES THAT REFLECT LIGHT FROM SUN OR STARS, SUCH US PLANETS, COMETS OR SATELLITES.		NON LUMINOUS ASTRONOMICAL BODIES
THE MILKY WAY IS ONE OF IT. THERE ARE A LOT IN THE UNIVERS		GALAXY
IS THE ONLY PLANET OF THE SOLAR SYSTEM WHERE THERE IS LIFE.		THE EARTH
THE GALAXIES, STARS, PLANETS AND SATELLITES ARE PART OF IT. IT IS ENORMOUS		THE UNIVERS
IS THE MOVEMENT OF A PLANET AROUND IT AXIS. THE EARTH TAKES 24 HOURS TO MAKE A COMPLETE ONE. THIS CAUSES DAY AND NIGHT		ROTATION
IS THE MOVEMENT OF A PLANET AROUND THE SUN. THE EARTH TAKES 365 DAYS TO MAKE A COMPLETE ONE. THIS CAUSES THE SEASONS.		ORBIT OR REVOLUTION
IS THE SHAPE OF THE PLANETS AND MOST OF THE SATELLITES.		SPHERE
IS A PART OF THE UNIVERS, WHERE SOME PLANETS (INCLUDING THE EARTH) ORBIT AROUND THE SUN.		SOLAR SYSTEM
PERIOD OF TIME DURING WICH A PART OF THE EARTH IS NOT FACING THE SUN AND IT DOESN'T RECEIVE LIGHT FROM IT.		NIGHT-TIME
4 PERIODS DURING A YEAR CAUSED BY THE ORBIT OF THE EARTH AROUND THE SUN, AND THE DISTANCE FROM THE SUN. IT CAUSES DIFERENT WEATHER CONDITIONS DURING EACH PERIOD		SEASONS
PERIOD OF TIME DURING WICH A PART OF THE EARTH IS FACING THE SUN AND RECEIVING LIGHT FROM IT.		DAYTIME
THE DIFFERENT SHAPES THAT THE MOON HAS WHILE REVOLVING AROUND THE SUN ACCORDING TO THE AMOUNT OF LIGHT THAT RECEIVES FROM THE SUN.		MOON PHASES
PHASE OF THE MOON WHEN WE SEE NONE OF HTE LIT SIDE.		NEW MOON
PHASE OF THE MOON WHEN WE SEE ALL THE LIT SIDE		FULL MOON
PHASE OF THE MOON WHEN WE SEE MORE AND MORE OF THE LIGHT SIDE		WAXING MOON
PHASE OF THE MOON WHEN WE SEE LESS AND LESS OF THE LIT SIDE.		WANING MOON