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[[File:CFW Telescope.JPG|thumbnail|The Canada-France-Hawaii telescope atop Mauna Kea, Hawaii]]
[[File:Embry-Riddle Observatory One-Meter RC.jpg|200px|thumbnail|1-meter F/8 Ritchey–Chrétien reflector inside the Embry-Riddle Observatory]]
An '''observatory''' is a building, usually placed high away from city lights and air [[pollution]], that is used primarily for the study of the night [[sky]]. Planetarium's contain large [[telescope]]s and are usually dome shaped.
An '''observatory''' is a building, usually placed high away from city lights and air [[pollution]], that is used primarily for the study of the night [[sky]]. Planetarium's contain large [[telescope]]s and are usually dome shaped.
[[Category:Astronomy]]
[[Category:Astronomy]]