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The Earth has day and night because

the earth rotates on its axis every 24 hours.

Helped ancient people tell time


Is when the sun releases a burst of energy frombuilt up hydrogen gases

Solar flare

The early scientist Nicolaus Copernicus studied this, which also led to important discoveries about the solar system

the planets and the sun

this always has the same side facing the earth

the moon

During this the moon gets between the Earth and the sun

Solar Eclipse

This planet moves around the sun the most slowly


This orbits the sun and is made of chunks of ice

A comet

This keeps the planets in orbit around the sun


This planet looks greenish-blue and spins on its side


This was named Cassini and as launched by NASA; reached Saturn inJuly 2004

Space Probe

This is a group of stars that form patterns

Space probe

This planet in th has a rock core and a stormy surface and is the largest planet in the solar system


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