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Table of Contents > Phenomena
Phenomena: As long as humans have inhabited earth they have looked to the sky and observed many different astronomical phenomena.

Throughout human history people have looked to the sky to give them meaning. Because the sky is dependable and predictable, people can meet their need for order by incorporating the regularities of the sky into their lives.

Humans observe the objects in the sky and the phenomena associated with them to improve the quality of daily life. Explore the heavens by learning about the objects humans have observed for thousands of years and the phenomena associated with them.
The Moon is the closest object to Earth in space.  A "moon" is any natural space object that orbits a planet. Learn about this natural satellite of the Earth and the observable phenomena associated with the Moon.
The Earth is a planet.  There are 8 other planets in the Earth's solar system, some
of which appear in the night sky as very bright stars.  Learn more about the visible planets and how they appear in the sky.
The Sun is the largest and most brilliant object in the sky; it gives the Earth light and heat. The Sun is a very important star to us because of its closeness and the
phenomena associated with it. [more]
Stars and Constellations
Other than the sun, most stars are far away from the earth and are only seen as pinpoints of light in the night sky. There are billions of stars in the universe. Humans observe the patterns that these stars make in the sky. [more]


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