United States

The Cincinnati Observatory Center – The Birthplace of American Astronomy. Founded over 160 years ago, both historic telescopes are in use every night for school, scout and public programming.

Fiske Planetarium and Science Center – Information about the facility, events, education, and links.

Dudley Observatory – Supporting research and education in astronomy, astrophysics and the history of astronomy.

Bradford Robotic Telescope – An autonomous robotic telescope that can be operated for free after you register and log in.

Arkansas Sky Observatory – Comet and minor planet astrometry and photometry.

FPOA Home – Home web site for the Fremont Peak Observatory Association, with information for visitors and members.

UCLA Planetarium – The facility offers shows to introductory astronomy classes, the Los Angeles community, and educational groups.

Cool Observatory – Great color and monochrome CCD images of deep space.

Delta College Planetarium – General information about the planetarium and calendar of events.

John’s Observatory – Deep space, solar system, and comets imagery with equipment information.

United Kingdom

Hardencroft Observatory – Features observations and sketches of comets, planets, and deep sky objects by amateur astronomer Andrew Leighton.

Great Shefford Observatory – Private observatory run by Peter Birtwhistle, used primarily for observations of near-Earth asteroids and comets.

Mount Tuffley Observatory – Personal observatory of John Fletcher, used for supernovae search and deep sky work.

Armagh Observatory – One of the UK and Ireland’s leading scientific research establishments.

Other Countries

Skyworks Planetarium – Includes information on star shows, booking availability, pricing, and more.

Observatorio ARVAL – Amateur observatory in Venezuela, with astrophotography images and the ARVAL Catalog of Bright Objects.