Located in Sunspot, New Mexico, and part of New Mexico State University, it offers overviews of its two telescopes and an image archive.
Operated by the New Jersey Institute of Technology, it's located in Big Bear City, California. Includes movies, images and observing logs.
Part of California Institute of Technology, the observatory is located near Bishop, California. Features profiles of each instrument.
Facility for astronomical research and instrumentation development is located on Mauna Kea, Hawaii. Provides observer info and publications.
Once the Oakland Observatory, the Northern California educational facility's planetarium is said to be the one of the world's most advanced.
Find out about this observatory located near Amado, Arizona on Mount Hopkins. Features a visitor's guide, telescope schedules and aerial photos.
Part of Discovery Park in southeastern Arizona, it offers an exhibit gallery, educational program information and related links.
Visit the model shop, take a look and some of the stargazing equipment and find out the details of the monthly free public programs.
Located on the Tohono O'odham Reservation in Arizona, it offers mountain and tour information, and a guide on applying for observing time.
Situated in Vestal, New York, this center includes an observatory. Offers a list of public programs, news briefs and an image archive.
Find out about the oldest astronomical observatory in Arizona, offering educational programs, membership info and telescope schedules.
Find out about these observatories on the Big Island of Hawaii. Includes information about individual telescopes and a brief overview.
Operating from the Santa Lucia mountains in California, the observatory provides a quarterly newsletter, a calendar of events and an overview.
Check out the Morehead Radio Telescope, learn about the observatories current projects and long-term goals, and find an events schedule.
Approved by Congress in November of 1988, it's located near Safford, Arizona. Includes an image archive, tour info and a brief overview.
Details of ongoing scientific endeavors, with a virtual tour of the observatory and customized starmaps.
Non-profit organization provides tour docents and assistance in research projects done at the observatory.
Provides an overview of a federal observatory located in Green Bank West Virginia and used to study quasars, among other phenomena.
National center for optical astronomy offers an image gallery, telescope schedules, classroom materials, data archives and project information.
Covers telescopes, such as the 200-inch Hale and the 48-inch Oschin. Read history, view images or see the schedule for observation.
Eastern Oregon observetory gives details on recent and projected events, celestial and terrestrial, and the role of the Friends of PMO.
Offers an overview of the facilities, a tour and public viewing program information.
Use the directory to contact staff, explore the possibilities for employment and study, or get current astrophysical data.
Access photos, research updates, contact details and employment opportunities from the University of California's Lick and Keck observatories.
Part of the University of California, the observatory is on Mount Hamilton. Includes telescope schedules and observing time request forms.
Observatory in Williams Bay, Wisconsin, features a tour, research information and a small photo gallery.
Observatory offers an image gallery, astronomical info and an overview.
Affiliated with the University of Tennessee at Chattanooga, it offers a history of the observatory and the truth behind the naming of stars.
Find out more about the campus observatory, including a fireball report form and a photo gallery.
Located in Middletown, Connecticut, the observatory features event, special program and research project information.