S p o n s o r e d? |
Chart | Preview color key | Light Pollution | Prov/State | Comments/Links |
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Red Mountain Observatory |
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Utah |
A private observatory. |
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Red River Observatory |
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Texas |
A private observatory. |
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Red n Blue Observatory |
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Indiana |
A private observatory near Otwell. |
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RedShift Observatory |
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Michigan |
A private observatory of a member of the Grand Traverse Astronomical Society. |
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Redding Observatory |
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Florida |
A private observatory . |
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Redman Observatory |
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California |
A private observatory. |
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Redwood Loop Observatory |
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Oregon |
A private observatory in Florence |
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Refractor Heaven |
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Ohio |
A private observatory near Genoa. |
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Regina Caelorum Observatory |
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Texas |
A private observatory and home to the Messier Marathon for the Brazos Valley Astronomy Club. |
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Rehoboth |
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New Mexico |
Home of the Calvin-Rehoboth Observatory. |
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Renaissance Observatory |
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Kentucky |
A private observatory near Owensboro. |
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Revall's Coyote Creek Observatory |
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Michigan |
A private observatory. |
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Rich Neck Observatory |
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Maryland |
A private observatory. |
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Richard S. Perkin Observatory |
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New York |
A private observatory of Hobart and William Smith Colleges. |
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Richard Schueller Observatory |
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Massachusetts |
Observatory of UMass Lowell. Home of the UML Astronomy Club. |
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Richfield Observatory |
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Wisconsin |
A private observatory near Menomonee Falls. |
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Rideau Ferry Observatory |
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Ontario |
A private observatory near Rideau Ferry. |
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Rimrock Observatory |
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Idaho |
A private observatory. |
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Rio Riley Solar Observatory |
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Ohio |
A private observatory |
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Rio Verde Observatory |
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Arizona |
A private observatory somewhere around Rio Verde. |
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Ritchie Observatory |
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Washington |
An observatory of the Battle Point Astronomical Association. On Bainbridge Island. |
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Ritter Observatory |
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Ohio |
Observatory (RARC) of the University of Toledo. Also known as Brooks Observatory. In Toledo. |
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River House Observatory |
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Virginia |
Near Burgess. |
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River Moss Observatory |
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Missouri |
A private observatory near Saint Peters. |
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River Mountain Observatory |
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Texas |
A private observatory. |
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River Ridge Observatory |
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Arkansas |
A private observatory affiliated with the Central Arkansas Astronomical Society. |
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Roadrunner Observatory |
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Arizona |
A private observatory. |
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Robastro Home Observatory |
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Texas |
A private observatory near Terrell. |
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Robert A. Schommer Observatory |
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New Jersey |
Observatory of Rutgers University. In town of New Brunswick. |
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Robert Brownlee Observatory |
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California |
An observatory of the Mountain Skies Astronomical Society. At MSAS Astronomy Village near Lake Arrowhead. |
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Robert Clyde Observatory |
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Florida |
A private observatory in Sebring. |
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Robert Ferguson Observatory |
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California |
Observatory in Sugar Loaf Ridge State Park near Kenwood. |
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Robert Reeves Observatory |
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Texas |
A private observatory near Vanderpool. |
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Robert and Elisabeth Moore Observatory |
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Washington |
Aka REMO. Observatory at Columbia Basin College. |
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Robinson Lunar Observatory |
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Kansas |
A private observatory near Bonner Springs. |
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Robinson Observatory |
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Florida |
Observatory of University of Central Florida in Orlando. Also used by the Central Florida Astronomical Society. |
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Rochester |
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New York |
Home of the RIT Observatory, the R.I.T. Astronomy Club and the The Astronomy Section of the Rochester Academy of Science (ASRAS). |
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Rock Hill Observatory |
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California |
A private observatory in Grass Valley. |
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Rock Mountain Observatory |
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California |
A private observatory near Fallbrook. |
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Rock Springs Observatory |
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California |
A private observatory. |
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Rock Star Observatory |
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Texas |
A private observatory near Crandall. |
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Rockbottom Observatory |
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Massachusetts |
A private observatory operated by the Skylight Astronomical Society.Near Stow. |
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Rockridge Observatory |
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Minnesota |
A private observatory near New Prague. |
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Rocky Mountain Sky Observatory |
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Colorado |
A private observatory somewhere around Miliken. |
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Roger Twitchell Observatory |
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Maine |
A community and school observatory located at Roberts Farm Preserve, in Norway, Maine. |
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Rogers' Astrophysics Observatory |
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Georgia |
On the Georgia shore of Hartwell Lake. |
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Rogue River Observatory |
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Oregon |
A private observatory in Gold Beach. |
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Rolling Hills Observatory |
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Florida |
A private observatory near Clermont. |
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Rolling Roof Observatory |
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California |
A private observatory near Thousand Oaks. |
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Romulus Observatory |
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Tennessee |
A private observatory. |
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Ross Creek Observatory |
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California |
A private observatory in San Jose. |
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Rothney Astrophysical Observatory |
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Alberta |
Observatory of the University of Calgary. Near Priddis. |
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Rough Acre Observatory |
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New Hampshire |
A private observatory. |
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Rowan Astronomical Observatory |
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New Jersey |
Observatory of Rowan University in Glassboro. |
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Royer Oaks Observatory |
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California |
An observatory with public star parties. |
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Rubicon Observatory |
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California |
A private observatory of a member of the Ukiah Astronomical Society. Near lake Mendocino. |
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Ruby Crest Observatory |
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Nevada |
A private observatory. |
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Rue de Renard Observatory |
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Kentucky |
A private observatory near Greenvile. |
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Ruhenstroth Observatory |
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Nevada |
A private observatory somewhere around Gardnerville. |
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Rural Logan County Observatory |
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North Dakota |
A private observatory. |
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Rustic Lake Observatory |
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Ohio |
A private observatory near Ashland. |
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Rustic Valley Observator |
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California |
A private observatory. |
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Rutenbeck Observatory |
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Iowa |
Just west of Clinton. |
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Ryan Observatory |
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Pennsylvania |
At Muddy Run. Observatory operated by the Rittenhouse Astronomical Society in coordination with the Astronomy Enthusiasts of Lancaster County. In Muddy Run Park. |
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S&Y Observatory |
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Texas |
A private observator of a member of the Brazos Valley Astronomy Club (BVAC). |
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S. Parrett Mtn Observatory |
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Oregon |
A private observatory. |
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SCSU Observatory |
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Minnesota |
Observatory of St. Cloud State University. |
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SETEC Observatory |
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Kansas |
A private observatory northwest of Wichita. |
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SFA Observatory |
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Texas |
Observatory of Stephen F. Austin State University. Near Nacogdoches. |
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SGPalisadeCO Observatory |
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Colorado |
A private observatory near Palisade. |
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SIX A RANCH OBSERVATORY |
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Indiana |
A private obseratory. |
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SLL Observatory |
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Oklahoma |
An educational Observatory with public programs. Of the University of Central Oklahoma and Northwestern Oklahoma State University (NWOSU). |
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SOLO Observatory |
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Wisconsin |
A private observatory near Port Wing. |
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SPARQ Observatory |
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California |
Observatory of SPARQ at Piner High School. In Santa Rosa. |
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SRAF |
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Idaho |
Stellar Radiation Acquisition Facility is a private observatory in Emmett, ID. |
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SSC Observatory |
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Kansas |
A private observatory. |
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STACEE |
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New Mexico |
The Solar Tower Atmospheric Cherenkov Effect Experiment (STACEE) is a an air-shower gamma ray observatory. Located at the National Solar Thermal Test Facility (NSTTF) of Sandia National Laboratories |
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STAR |
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Florida |
A private observatory, AKA Seffner Telescope Astronomy Research. In Seffner. |
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Sabino Canyon Observatory |
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Arizona |
Link. |
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Saddleback Observatory |
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California |
A private observatory. |
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Sagebrush Skies Observatory |
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Washington |
A private observatory in Eltoia. |
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Saguaro Cliffs Observatory Site |
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Arizona |
Future site of a private observatory. |
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Saint John's University Observatory |
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Minnesota |
Observatory of Saint John's University in Collegeville. |
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Saint Mary's College Observatory |
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California |
AKA Geissberger Observatory. Observatory of Saint Mary's College. |
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Saint Paul |
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Minnesota |
Home of the Minnesota Astronomical Society. Also home of the Macalester College Observatory, which hosts public observing. |
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Salem-Avilla Observatory |
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Arkansas |
A privately owned observatory in Saline County, Arkansas. |
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Saleratus Ranch |
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Utah |
A private observatory SW of the Abajo Mountains. |
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Salewsky Observatory |
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Wisconsin |
A private observatory near Big Flats |
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Salt Pond Observatory |
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Maine |
A private observatory near Blue Hill. |
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Salvador Observatory |
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Ontario |
A private observatory somewhere around Pickering. |
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Sam Houston State University Observatory |
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Texas |
Observatory of the Department of Physics at Sam Houston State. Used by members of the Huntsville Astronomy Club. |
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San Francisco State University Observatory |
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California |
Observatory of SFSU at Thornton Hall. |
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San Ignacio Observatory |
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New Mexico |
A private observatory. |
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San Isabel Observatory |
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Colorado |
A private observatory. |
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San Pedro Martir Observatory |
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Baja California |
AKA Observatorio Astron\xf3mico Nacional. Observatory of National University of Mexico. In San Pedro Martir National Park |
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Sanctuary Observatory |
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Pennsylvania |
A private observatory in Manheim. |
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Sand Island Observatory |
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Alabama |
A private observatory. |
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Sandilands Observatory |
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Manitoba |
A private observatory near Hadashville. |
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Sandlot Observatory |
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Kansas |
A private observatory(MPC code H36) near Scranton. |
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Sandy Flats Observatory |
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Ontario |
A private observatory near Roseneath. |
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Sandy Point Observatory |
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Virginia |
A private observatory. |
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Santa Monica Canyon Observatory |
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California |
A private observatory. |
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Santa Monica Mountains Observatory |
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California |
A private observatory near Los Angeles. |
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Santaluz Observatory |
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California |
Observatory in Santaluz Club. |
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Saranac Lake Observatory |
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New York |
A private observatory near Saranac Lake. |
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Savala Observatory |
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Missouri |
A private observatory somewhere around Lexington. |
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Sawyer Observatory |
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Maine |
An observatory of the Downeast Amateur Astronomers "Americas most easterly observatory" in Pembroke, Maine. |
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Scenic Vista Park |
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Ohio |
Park of the Columbiana County Park District. An observing site of the Mahoning Valley Astronomical Society. |
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Schaefer Observatory |
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Texas |
Observatory of Blinn College at Schulenburg. |
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Scharff Observatory |
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Texas |
A private observatory near Walnut Springs. |
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Schoonover Observatory |
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Ohio |
An observatory staffed by members of the Lima Astronomical Society. Near Lima. |
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Schumann Observatory |
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Virginia |
A private observatory in Middlesex County. Also used by the Virginia Peninsula Astronomy / Stargazers. |
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Scopehill Observatory |
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Kansas |
A private observatory near Fort Scott. |
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Scott's Observatory |
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Florida |
Near Palmetto. |
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ScottNC Observatory |
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North Carolina |
A private observatory. |
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Scripps Ranch Observatory |
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California |
A private observatory. |
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Seagrave Memorial Observatory |
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Rhode Island |
Near N. Scituate. Observatory of the Amateur Astronomical Society of Rhode Island |
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Seaman Observatory |
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North Carolina |
A private observatory. |
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Seaway Observatory |
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Ontario |
A private observatory in Cardinal. |
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Selkovitch's Observatory |
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California |
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Selu Observatory |
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Virginia |
Observatory of Radford University. Near Radford. |
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Seminary Hill Observatory |
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New Hampshire |
Near West Lebanon. |
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Sentinel Rock Observing Station |
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Arizona |
A private observatory in Sentinel Rock Estates. |
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Serenity Hill Observatory |
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Tennessee |
A private observatory. |
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Serenity Way Observatory |
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Texas |
A private observatory near Denton. |
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Seti DS Observatory |
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Louisiana |
A private observatory. |
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Seven Mile Ridge Observatory |
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North Carolina |
A private observatory near Little Switzerland. |
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Seven Sisters Observatory |
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Michigan |
A private observatory near Manchester. |
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Shadowlands Observatory |
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Arkansas |
A private observatory near Charleston. |
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Shady Grove Observatory |
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Oklahoma |
A private observatory north of McAlester. |
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Shaggy Mountain Observatory |
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Utah |
A private observatory near Harriman. |
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Shamrock Observatory |
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Texas |
A private observatory. |
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Shangri-La Observatory |
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Washington |
A private observatory near Lyle. |
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Shank Observatory |
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Virginia |
A private observatory. |
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Shawnigan Lake School Observatory |
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British Columbia |
Observatory of Shawnigan Lake School in the town of Shawinigan Lake, BC. |
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Shediac River Observatory |
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New Brunswick |
A private observatory. |
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Sheep Hill Observatory |
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New Jersey |
An observatory of the Sheep Hill Astronomical Association. Near Boonton. |
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Shelly Island Observatory |
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Pennsylvania |
A private observatory near Goldsboro. |
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Shepherd University Observatory |
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West Virginia |
Observatory of Shepherd University in Shepherdstown. |
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Shepherds Lair Observatory |
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Oregon |
A private Observatory near Estacada. |
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Shiloh School Observatory |
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Virginia |
Observatory of the Shiloh School Astrophotography Club sponsored by Northumberland Preservation Inc. |
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Shooting Star Observatory |
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Wyoming |
A private observatory. |
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Show-Me-Stars Observatory |
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Missouri |
A private observatory near Alton. |
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Shreveport Observatory |
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Louisiana |
Observatory used by Shreveport-Bossier Astronomical Society. |
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Sierra La Sal Observatory |
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Utah |
A private observatory near La Sal. |
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Sierra Remote Observatories |
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California |
A group of observatories in the Sierra Nevada Mountains of California, dedicated to state-of-the-art robotic/remote imaging and data acquisition. |
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Sierra Skies Observatory |
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California |
A private observatory. |
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Sierra Stars Observatory |
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California |
A private observatory near Paynesville. |
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Sierrita Mountain Observatory |
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Arizona |
A private observatory. |
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Sights Above Private Observatory |
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Connecticut |
A private observatory near Middletown. |
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Sigmund and Albert's Observatory |
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Texas |
A private observatory of some members of the Texas Astronomical Society. Near Sachse. |
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Sigoglin Hills Observatory |
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Kentucky |
A private observatory near Paris, KY. |
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Silver Bell Observatory |
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Florida |
A private observatory. |
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Silver City |
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New Mexico |
Home of Western New Mexico University which is associated with NF/ Observatory. |
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Silver Creek Observatory |
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North Carolina |
A private observatory near Morganton. |
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Silver Moonlight Observatory |
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Texas |
A private observatory near Surfside beach. |
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Singing Mountain Observatory |
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Colorado |
A private observatory somewhere around Crawford, CO. |
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Sirius Astronomical Observatory |
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Connecticut |
A private observatory in Glastonbury. |
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Sirius Observatory |
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Michigan |
A private observatory near Almont. |
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Sirius Observatory |
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Arizona |
A private observatory. |
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Sisk Observatory |
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Kansas |
A private observatory near Franklin. |
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Sisters Observatory |
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Oregon |
A private observatory near the town of Sisters. |
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SkiesAway Remote Observatories |
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California |
A commerical observatory hosting remote telescopes. |
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Skunk Ridge Observatory |
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Indiana |
A private observatory near Vevay. Note this chart uses DST. |
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Sky Bright Observatory |
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New Jersey |
A private observatory. |
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Sky Dancer Observatory |
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Texas |
A private observatory somewhere around Sipe Springs. |
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Sky Hound Observatory |
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Utah |
A private observatory. |
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Sky Mountain Observatory |
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Colorado |
Near Rosita. |
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Sky Pony Observatory |
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Texas |
A private observatory. |
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Sky Ranch Observatory |
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New Mexico |
A private observatory in Cerrillos, NM. |
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SkyPi RO and Howling Coyote RO |
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New Mexico |
A pier-leasing remote observatory somewhere around Pie Town. |
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SkyScapes Observatory |
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California |
A private observatory in Borrego Springs. |
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SkyShed Observatories |
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Ontario |
A manufacturer of observatories |
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SkyStar Observatory |
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California |
A private observatory in San Diego Country Estates. |
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SkyTitan Observatory 1 |
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Oklahoma |
SkyTitan's main observatory. |
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SkyWatch Observatory |
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Ohio |
A private obseratory near Hartsgrove. |
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SkyWatcher Observatory |
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Oregon |
A private observatory. |
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Skyfall Observatory |
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Georgia |
A private observatory near Pinehurst. |
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Skyline Observatory |
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Alabama |
A private observatory. |
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Skyline Observatory |
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Colorado |
A private observatory near Steamboat Springs. |
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Skyview Observatory |
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Texas |
An observatory of Texas Tech University. Near Shallowater. About 11 miles from Lubbock. |
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Skywalker Observatory |
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Washington |
A private observatory somewhere around Roosevelt Lake. |
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Skywalker Observatory |
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Tennessee |
A private observatory near Lawrenceburg |
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Slater Creek Observatory |
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Colorado |
Future site of private observatory. Near Florissant Fossil Beds National Monument. |
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Sleaford Observatory |
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Saskatchewan |
Observatory site of the Saskatoon RASC Centre. |
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Smithsferry Observatory |
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Idaho |
A private observatory. |
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Smithsonian NASM Public Observatory |
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DC |
AKA Smithsonian National Air and Space Museum Public Observatory. In Washington. |
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Smokey Jack Observatory |
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Colorado |
Observatory of Dark Skies, Inc. of the Wet Mountain Valley. Site of their public star parties. |
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Snobie Observatory |
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Delaware |
A private observatory in Bear, DE. |
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Snow Moon Camp Observatory |
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North Carolina |
A private observatory. |
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Sola Virtus Observatory |
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Maryland |
A private observatory somewhere around White Hall. |
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Solar Hills Observatory |
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Colorado |
A private observatory. |
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Solarity Observatory |
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Alabama |
A private observatory. |
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Solebury Mountain Observatory |
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Pennsylvania |
A private observatory on Solebury Mountain. Also near Washington Crossing State Park. |
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Solis Lacus Observatory |
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New York |
A private observatory in Binghamton. |
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Sommers-Bausch Observatory |
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Colorado |
Observatory of the University of Colorado in Boulder. |
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Sonoita Observatories |
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Arizona |
A site of private observatories> near Sonoita. |
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Sonoma State University Observatory |
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California |
observatory in Sonoma State University. Near Rohnert Park and Cotati |
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Sonoran Skies Observatory |
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Arizona |
A private research and guest observatory. MPC G94 Near Benson. |
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Sonoran Sky Observatory |
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Arizona |
A private observatory. |