How people have used the stars?
People have used the stars as a way to show direction.
What are star patterns called?
These patterns are called constellations.
How many official constellations are there?
There are eighty-eight official constellations.
How many times does the position of the constellation change?
They change position slightly each season.
Who was the first cultures to create names for stars?
The Greeks were one of the first cultures to create names for stars.
The Greeks believed from whom patterns with stars were created.
They believed the star patterns were made by the gods.
What does twelve patterns mean?
They also named twelve patterns that make up the signs of the zodiac.
Which star is often used as a guide?
One star that is often used as a guide is called Polaris.
How are scientists trying to preserve the night sky?
By fighting light pollution.
When does light pollution occur?
When too many lights are on in an area.
