Stars go through a process called ___________ fusion.

Stars in the sky differ in size and ______________

A constellation is a group of visable stars that form a ________ when viewed from Earth.

The stars we see in a constellation are very _________ from us.

Constellations appear to move, but that is only because the Earth ________________________

Scientists divided the sky into _______ different constellations.

The largest constellation in the sky is called Ursa Major, or the "____________________"

The Great Bear constellation contains the "Big ________"

The "Little Dipper" contains the _______________ star, which is also known as Polaris.

Stars and constellations are only visible during the __________ time.

Due to the Earth's orbit around the sun, constellations may only be visible during certain ________________.