| Term | Definition |
|---|
| Constellation | Mythical characters; The sky is presently divided into 88 constellations. |
| North Star | The Earth is tilted on its axis with the North Pole always pointing toward the |
| Geocentric | Describe the concept of an Earth-centered universe. |
| Heliocentric | Describe the view that the sun is at the center of the solar system. |
| lunar eclipse | An eclipse of the moon; A lunar eclipse occurs when the moon psaaes through Earth's shadow. |
| Solar eclipse | A so, when the moon passes between earth and the sun, blocking the sunlight from reaching earth |
| Space-based observatory | any instrument in outer space which is used for observation of distant planets |
Combine with other sets
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