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Chart | Preview
color key | Light
Pollution | Prov/State | Comments/Links |
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L\xe0r Na Cruinne Observatory |
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Alberta |
A private observatory in West Calgary. |
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Logan |
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Utah |
Home of the USU Physics department observatory at Utah State University. |
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Logan Observatory |
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Arizona |
A private observatory. In Eagar. |
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Lone Palm Observatory |
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Florida |
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Lone Pine Observatory |
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New York |
A private observatory |
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Lone Wolf Observatory |
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Illinois |
A private observatory near Varna. |
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LoneStar Gazer Observatory |
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Texas |
A private observatory. |
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Long Lake |
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New York |
Home of Penguin Rock Observatory. |
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Long Mountain Observatory |
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Tennessee |
A private observatory, East of Nashville, operated by Montgomery Bell Academy |
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Long Point Observatory |
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Ontario |
A commercial observatory, open to the public. Near Port Dover. |
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Lookout Mountain Observatory |
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Colorado |
Observatory of the Lookout Mountain Observatory Association. Near Del Norte. |
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Lookout Observatory |
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Alabama |
A private observatory near Mentone. Sometimes used by the Atlanta Astronomy Club. |
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Lookout Observatory |
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North Carolina |
Observatory of the University of North Carolina - Asheville with public events by registration. Used by the Astronomy Club of Asheville. |
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Lookum Observatory |
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Michigan |
A private observatory near Munising in the U.P. |
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Loon Call Observatory |
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Ontario |
A private observatory near Coe Hill. |
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Loowit Imaging Observatory |
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Washington |
A private observatory in near Shelton. |
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Lorenz Observatory |
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Ontario |
A site of the North York Astronomical Association near Cobourg. |
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Lost Silver Observatory |
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Arizona |
A private observatory |
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Lost Valley Observatory |
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California |
A private observatory between Yosemite and Kings Canyon in the Sierra Nevada Mountains. |
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Louisiana Tech University Observatory |
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Louisiana |
Observatory of Louisiana Tech University. Near Grambling. |
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Lowry Observatory |
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Nebraska |
A private observatory in Ogallala. |
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Lozano Observatory |
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Texas |
A private observatory. |
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Lozwott Observatory |
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Missouri |
AKA Lake of the Ozarks Workshop of the Telescopes. A private observatory. |
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Lubbock |
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Texas |
Home of the IGOR observatory at Texas Tech University |
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Lucile Miller Observatory |
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North Carolina |
An observatory of the Catawba Valley Astronomy Club. Near Maiden. |
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Luckie's Observatory |
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Georgia |
A private observatory. |
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Luckydog Observatory |
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Wisconsin |
A private observatory particpating in the AAVSO and Center for Backyard Astrophysics. |
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Luling Skies Observatory |
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Louisiana |
A private observatory. |
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Lund Observatory |
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Nevada |
A private observatory near Lund. |
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Luz Observatory |
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California |
Observatory in the Lewis Center for Educational Research. Base of the HiDAS. In Apple Valley. |
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Lyman |
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Wyoming |
Home of Mountain Skies Observatory. Used by members of the Bridger Valley Astronomical Society. |
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Lynchburg College Observatory |
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Virginia |
Observatory of Lynchburg College. Located at the college's Claytor Nature Study Center in Bedford County. |
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M & T Observatory |
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New York |
A private observatory near Olean. |
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M&G Adler Observatory |
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Massachusetts |
A private observatory. |
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M.A.R.S.Observatory |
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North Carolina |
AKA "M.A.R.S.Observatory at Area 110". A private site of a member of the Cleveland County Astronomical Society. Near Lawndale. |
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MAC-Hunter Observatory |
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South Carolina |
Five observatories of members of the Midlands Astronomy Club. Near Behune. |
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MAS Eagle Lake Observatory |
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Minnesota |
A public observatory of the Minnesota Astronomical Society. At Baylor Regional Park. |
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MASIL Observatory East |
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New Hampshire |
A private observatory. |
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MCCC Observatory |
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Pennsylvania |
Observatory of Montgomery County Community College. Site of observing sessions held by the Bucks Mont Astronomical Association (BMAA), Chesmont Astronomical Society (CAS) and the Delaware Valley Amateur Astronomers (DVAA). |
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ME Observatory |
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Georgia |
A private observatory. |
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MEL Observatory |
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Texas |
A private observatory near Wimberley. |
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MIRA Chews Ridge Observatory |
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California |
Observatory of the Monterey Institute for Research in Astronomy. |
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MIRA Weaver Student Observatory |
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California |
Public observatory of the Monterey Institute for Research in Astronomy. |
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MSU Observatory |
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Michigan |
Observatory of Michigan State University in East Lansing. |
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MT Scopehead Observatory |
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Vermont |
A private observatory near Richmond. |
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MVAS Observatory |
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New York |
An observatory of the Mohawk Valley Astronomical Society |
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Mabee Observatory |
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Kansas |
Observatory of Bethel College. Near Newton. |
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MacPeak Observatory |
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Colorado |
A private observatory. |
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Maclean Observatory |
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Nevada |
Observatory of the University of Nevada, Reno. |
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Madhira Observatory |
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Texas |
A private observatory. |
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Magdalena Ridge Observatory |
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New Mexico |
A research observatory, aka MRO, of New Mexico Tech university. Also site of the Langmuir Laboratory for Atmospheric Research. Near the summit of South Baldy Peak |
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Mahoning Valley Cortese Observatory |
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Ohio |
Observatory of the Mahoning Valley Astronomical Society. Near Braceville. |
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Maier Observatory |
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Texas |
A private observatory. |
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Mais Observatory |
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California |
A private spectroscopic observatory in Valley Center. |
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Malhotra Observatory |
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Florida |
A private observatory. |
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Malpas Observatory West |
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Arizona |
A private observatory in Williams. |
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Mammoth Observatory |
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California |
A private observatory near Mammoth Lakes. |
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Manastash Ridge Observatory |
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Washington |
An observatory of the University of Washington. |
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Mancamp Observatory |
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Maine |
Near Chesterville. |
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Mancave Observatory |
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Florida |
A private observatory somewhere around Myakka City. |
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Mannford Observatory |
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Oklahoma |
A private observatory somewhere around Mannford. |
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Mano Prieto Observatory |
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Texas |
A private observatory near Ft. Davis. |
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Many Worlds Cross Observatory |
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Massachusetts |
A private observatory. |
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Maple Ridge Observatory |
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Michigan |
Near Alpena. |
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Maple Valley Observatory |
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Washington |
A private observatory in Maple Valley. |
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Maple's Observatory |
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California |
A private observatory somewhere around Salinas. |
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Maple-Brook Observatory |
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Nova Scotia |
A private observatory near Oakfield. |
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Marathon Remote Imaging Observatory |
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Texas |
AKA MaRIO. A private observatory near Marathon. |
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Marble Lake Observatory |
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Ontario |
A private observatory near Cloyne. |
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Maricopa Observatory |
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Arizona |
A private observatory in Maricopa. |
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Mark Slade Remote Observatory |
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Virginia |
AKA MSRO. Observatory owned by MSRO Science, Inc. |
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Marra's Frustration Center |
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Ohio |
A private observatory near Forest Park. |
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Mars Desert Research Station |
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Utah |
AKA MDRS. A research station with observatories. |
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Marshall Hill Observatory |
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New York |
A private observatory in Medina. |
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Marsing |
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Idaho |
Home of Chicken Dinner Road Observatory. |
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Marstown Observatory |
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Maryland |
A private observatory near New Windsor. |
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Martens Observatory |
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North Dakota |
Home of the 20" Martens-Kraus telescope, operated by the UND Department of Physics & Astrophysics, and an observing site for the Northern Sky Astronomical Society. |
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Martin Observatory |
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Virginia |
Observatory of the Virginia Tech Physics Department. |
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Martz-Kohl Observatory |
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New York |
Near Jamestown. Observatory of the Martz Astronomical Association |
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Marysville Observatory |
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Washington |
A private observatory near Marysville. |
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Mason Bald Observatory |
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Ontario |
A private observatory in Frankford. |
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Matador Manor Observatory |
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Texas |
A private observatory. |
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Mattatuck Astronomical Society Observatory |
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Connecticut |
An observatory of the Mattatuck Astronomical Society located in the White Memorial Conservation Center. Also used by the Litchfield Hills Amateur Astronomy Club. Near Litchfield. |
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Maury Lewin Astronomical Observatory |
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California |
A private observatory in Glendora. |
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Maxwell Observatory |
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Alabama |
A private observatory near Scottsboro. |
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May River Road Observatory |
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South Carolina |
A private observatory |
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Mayland Earth to Sky Park |
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North Carolina |
Observatory and park of Mayland Community College. |
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Maynard F. Jordan Observatory |
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Maine |
Observatory of the University of Maine. In Orono. |
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McCardell Bicentennial Hall at Middlebury College |
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Vermont |
Home of Mittelman Observatory of Middlebury College. In Middlebury. |
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McCauley Lake Observatory |
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Ontario |
A private observatory. |
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McDonald Observatory |
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Texas |
A professional observatory of the University of Texas. Home of the Hobby-Eberly, Harlan J. Smith and Otto Struve telescopes. |
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McMahan MP Observatory |
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Texas |
A private observatory near McMahan. |
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McMath-Hulbert Observatory |
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Michigan |
An observatory with public events. Near Lake Angelus. |
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Meadow View Observatory |
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California |
A private observatory. |
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Meadowlark Ridge Observatory |
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Wisconsin |
A private observatory somewhere around near New Glarus. |
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Megamark Observatory |
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Illinois |
A private observatory. |
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Melinda Heights Observatory |
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California |
A private observatory. |
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Merk Observatory |
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Washington |
A private observatory 11km SE of Moses Lake. |
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Mesa Vista Observatory |
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New Mexico |
A private observatory. |
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Messier 110 Observatory |
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Oklahoma |
A private observatory. |