Astronomy & 4th Grade
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Introduction to Research on the Internet
The Earth is the third planet from the sun in our solar system.
Astronomy in the Classroom has K-12 curriculum ideas and class projects.
A constellation is a group of stars that, when seen from Earth, form a pattern. There are 88 constellations.
Uranus is the seventh planet from the sun in our solar system. This huge, icy planet is covered with clouds and is...
Saturn is the sixth planet from the sun in our solar system. It is the second-largest planet in our solar system. It has...
Learn about the stars. Each star in the sky is an enormous glowing ball of gas. Our sun is a medium-sized star.
Learn about the inner composition of the planet Jupiter.
Jupiter is the fifth and largest planet in our solar system. This gas giant has 39 known moons and a dark, barely-visible ring.
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