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Observatories

Observatory List: United States

Directory of astronomical observatories. Click on a state to search for observatories near you. Most observatory telescopes operate in the optical and infrared (IR) spectrum. Also see the list of radio astronomy observatories.

Many observatories are located near, or funded by, the Physics Department at major universities. For more information, see List of Physics Colleges.

Also, some observatories may have a science and technology center either onsite or nearby. For more information, see List of Science & Technology Centers.

Observatory List: Worldwide


Observatories in Space

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