• Astronomy (includes Observatories)

• 19.

Big Sky Astronomy Club

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Amateur Astronomers Association

Amateur Astronomers Association, Inc. was organized in 1927 to promote the study of Astronomy, emphasizing its cultural and inspirational value.

Columbus Astronomical Society

The Columbus Astronomical Society (CAS) is central Ohio's largest and oldest organization dedicated t Columbus Astronomical Society Welcome Welcome to the home page of the Columbus Astronomical Society an organization devoted to the enjoyment of astronomy.

Miami Valley Astronomical Society

For more than 100 years, the MVAS has been the face of amateur astronomy in the Miami Valley dedicat March 4 2025 PostsComments Miami Valley Astronomical Society The Universe Is Yours to Discover Welcome to the Miami Valley Astronomical Society Since 1918 the MVAS has been the face of amateur astronomy in the Miami Valley dedicated to educating the public about science of astronomy and fostering the growth of amateur astronomy and fellowship.

Milwaukee Astronomical Society

The Milwaukee Astronomical Society (MAS) is an amateur astronomy club serving the greater Milwaukee a Milwaukee Astronomical Society MAS General Meetings Our next General meeting will be on March 17th at 8PM at the Observatory.

• Humanities Organizations

• 24.

Philosophical Society of Washington

Washington DC's leading science education organization, Founded 1871 - Science lectures every other Friday in the spring and fall, free to the public.

• Astronomy (includes Observatories)

• 25.

Westchester Amateur Astronomers Inc

Westchester Amateur Astronomers The Best Astronomy Club This Side of the Oort Cloud Welcome to the Westchester Amateur Astronomers ARE YOU A BEGINNER LOOKING FOR ADVICE.

• Science & Technology Museum

• 26.

VALLEY OF THE MOON OBSERVATORY ASSOCIATION

The official page of the Robert Ferguson Observatory, featuring 3 telescopes: an 8"refractor, 40" reflector, and a 20" RC.

Tucson Amateur Astronomy Association Incorporated

Enjoy exploring, observing, and learning about our solar system and beyond.