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Far Space
| Term | Definition |
|---|---|
| Constellations | regions divided in the sky that help with navigation. They are considered the maps of the sky. |
| Electromagnetic Spectrum | used to detect different ranges of wavelengths that objects in space emit. |
| Spectroscope | spreads light into different wavelengths and is used to see a star’s spectrum. |
| Spectrum | The range of wavelengths that a star emits; the energy/composition/ brightness of a star |
| Light Year | is the distance light travels in 1 year of time |
| Apparent magnitude | is a measure of how bright the star appears from Earth. |
| Absolute magnitude | measures the stars luminosity, or its actual brightness. |