Astronomy - The Basics

Image courtesy of NASA

Astronomy is the study of the Earth beyond the boundaries of its atmosphere, including every other object found within the universe. It is an exciting scientific field in which new discoveries are constantly being made. Astronomers use tools to study the universe. In this topic, you will explore the foundations of astronomy. In addition, you will examine how astronomers measure extremely large quantities, and how they communicate those quantities to other scientists.

Essential Questions

• What is astronomy?
• What is scientific notation?