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Our solar system has hundreds of moons! Read a bit about how a moon is formed with this lunar lesson.

The periodic table of the elements is an important classification system of the most basic particles that make up our world!

How was our solar system created? Read a bit about one of the most well-known theories in this worksheet about the Big Bang.

Get to know Earth's star with with this diagram and vocabulary worksheet!

What is Pluto? According to scientists... no, not quite. Find out more behind the answer to that age-old question.

Did you know there are clouds in space? They are very different than the ones on Earth! Read a bit about nebula in this space science worksheet.