International Dark Sky Association
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The International Dark-Sky Association (IDA) is a United States-based non-profit organization incorporated in 1988 by founders David Crawford, a professional
astronomer An astronomer is a scientist in the field of astronomy who focuses their studies on a specific question or field outside the scope of Earth. They observe astronomical objects such as stars, planets, moons, comets and galaxies – in either ...
, and Tim Hunter, a physician/amateur astronomer. The mission of the IDA is "to preserve and protect the night time environment and our heritage of dark skies through quality outdoor lighting."
Light pollution Light pollution is the presence of unwanted, inappropriate, or excessive use of artificial Visible spectrum, lighting. In a descriptive sense, the term ''light pollution'' refers to the effects of any poorly implemented lighting, during the day ...
is the result of outdoor lighting that is not properly shielded, allowing light shine into the eyes and
night sky The night sky is the nighttime appearance of astronomical object, celestial objects like stars, planets, and the Moon, which are visible in a clear sky between sunset and sunrise, when the Sun is below the horizon. Natural light sources in a ...
. Direct light that shines into the eyes is called glare, and light directed into the night sky above the horizon causes skyglow. Lighting can also cause light trespass when it enters areas where unwanted (e.g. a neighbor's yard and windows). IDA was the first organization in the
dark-sky movement The dark-sky movement is a campaign to reduce light pollution. The advantages of reducing light pollution include an increased number of stars visible at night, reducing the effects of electric lighting on the environment, improving the well-being, ...
, and is currently the largest.


Principal approach

IDA's principal approach is to raise awareness about the value of dark, star-filled
night skies ''Night Skies'' is an unproduced science fiction horror film that was in development in the late 1970s. Steven Spielberg conceived the idea after ''Close Encounters of the Third Kind''. Instead, material developed at the time was used in ''Polt ...
and encourage their protection and restoration through education about the problems and solutions, including outdoor
lighting Lighting or illumination is the deliberate use of light to achieve practical or aesthetic effects. Lighting includes the use of both artificial light sources like lamps and light fixtures, as well as natural illumination by capturing daylig ...
practices that create less light pollution. In 2011, the organization had about 5,000 members in 70 countries.


International Dark Sky Places

To promote awareness about the issues, the IDA has an International Dark Sky Places program that aims "to encourage communities, parks and protected areas around the world to preserve and protect dark sites through responsible lighting policies and public education". There are currently five types of designation for International Dark Sky Places: * International Dark Sky Sanctuaries * International Dark Sky Parks * International Dark Sky Reserves * International Dark Sky Communities * Urban Night Sky Places


International Dark Sky Sanctuaries

IDA describes Dark Sky Sanctuaries as "the most remote (and often darkest) places in the world whose conservation state is most fragile". * !Ae!Hai Kalahari Heritage Park South Africa, designated 2019 * Aotea / Great Barrier Island New Zealand, designated 2017 *
Boundary Waters Canoe Area Wilderness The Boundary Waters Canoe Area Wilderness (BWCAW or BWCA) is a wilderness area within the Superior National Forest in the northeastern part of the US state of Minnesota under the administration of the U.S. Forest Service. A mixture of forests ...
United States, designated 2020 * Beaver Island * Cosmic Campground United States, designated 2016 * Devils River State Natural Area – Del Norte Unit United States, designated 2019 *
Gabriela Mistral Dark Sky Sanctuary Gabriela may refer to: * Gabriela (given name), a Spanish, Portuguese and Romanian feminine given name * ''Gabriela'' (1942 film), a Czech film * ''Gabriela'' (1950 film), a German film * ''Gabriela'' (1983 film), a Brazilian film * ''Gabriela' ...
Elqui Valley, Chile, designated 2015 *
Katahdin Woods and Waters National Monument Katahdin Woods and Waters National Monument is a National Monument (United States), U.S. national monument spanning of mountains and forestland in northern Penobscot County, Maine, including a section of the East Branch Penobscot River. The mo ...
United States, designated 2020 *
Massacre Rim Wilderness Study Area A massacre is the killing of a large number of people or animals, especially those who are not involved in any fighting or have no way of defending themselves. A massacre is generally considered to be moral judgement, morally unacceptable, esp ...
Washoe County, Nevada Washoe County () is a county in the U.S. state of Nevada. As of the 2020 census, the population was 486,492, making it Nevada's second-most populous county. Its county seat is Reno. Washoe County is included in the Reno, NV Metropolitan Statist ...
United States, designated 2019 *
Medicine Rocks State Park Medicine Rocks State Park is a park owned by the state of Montana in the United States. It is located about west-southwest of Baker, Montana, and north of Ekalaka, Montana. The park is named for the "Medicine Rocks," a series of sandstone pilla ...
United States, designated 2020 *
Niue Niue (, ; niu, Niuē) is an island country in the South Pacific Ocean, northeast of New Zealand. Niue's land area is about and its population, predominantly Polynesian, was about 1,600 in 2016. Niue is located in a triangle between Tong ...
, designated 2020 – the first entire country to be designated. * Pitcairn Islands designated 2019 *
Rainbow Bridge National Monument Rainbow Bridge National Monument is administered by Glen Canyon National Recreation Area, southern Utah, United States. Rainbow Bridge is often described as the world's highest natural bridge. The span of Rainbow Bridge was reported in 1974 ...
United States, designated 2018 *
Stewart Island / Rakiura Stewart Island ( mi, Rakiura, ' glowing skies', officially Stewart Island / Rakiura) is New Zealand's third-largest island, located south of the South Island, across the Foveaux Strait. It is a roughly triangular island with a total land ar ...
New Zealand, designated 2019 * The Jump-Up Australia, designated 2019


International Dark Sky Parks

IDA describes Dark Sky Parks as "publicly- or privately-owned spaces protected for natural conservation that implement good outdoor lighting and provide dark sky programs for visitors". *
Natural Bridges National Monument Natural Bridges National Monument is a U.S. National Monument located about northwest of the Four Corners boundary of southeast Utah, in the western United States, at the junction of White Canyon and Armstrong Canyon, part of the Colorad ...
,
Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...
, United States, designated 2006 *
Cherry Springs State Park Cherry Springs State Park is an Pennsylvania state park in Potter County, Pennsylvania, United States. The park was created from land within the Susquehannock State Forest, and is on Pennsylvania Route 44 in West Branch Township. Cherry Spring ...
,
Pennsylvania Pennsylvania (; ( Pennsylvania Dutch: )), officially the Commonwealth of Pennsylvania, is a state spanning the Mid-Atlantic, Northeastern, Appalachian, and Great Lakes regions of the United States. It borders Delaware to its southeast, ...
, United States, designated 2008 *
Galloway Forest Park Galloway Forest Park is a forest park operated by Forestry and Land Scotland, principally covering woodland in Dumfries and Galloway. It is claimed to be the largest forest in the UK. The park was granted Dark Sky Park status ("Galloway Forest ...
,
Scotland Scotland (, ) is a Countries of the United Kingdom, country that is part of the United Kingdom. Covering the northern third of the island of Great Britain, mainland Scotland has a Anglo-Scottish border, border with England to the southeast ...
, United Kingdom, designated 2009 *
Zselic National Landscape Protection Area Zselic National Landscape Protection Area (Hungarian language: Zselici Tájvédelmi Körzet ʒɛlitsi ˈtaːjveːdɛlmi ˈkøɾzɛt is a dark-sky preserve in Hungary. It is located in the counties of Somogy and Baranya, between Kaposvár and P ...
,
Hungary Hungary ( hu, Magyarország ) is a landlocked country in Central Europe. Spanning of the Pannonian Basin, Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the ...
, designated 2009 * Clayton Lake State Park,
New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ke ...
, United States, designated 2010 * Goldendale Observatory State Park,
Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered o ...
, United States, designated 2010, suspended 2016, revoked 2017 *
Hortobágy National Park Hortobágy () is an 800 km2 national park in eastern Hungary, rich with folklore and cultural history. The park, a part of the Alföld (Great Plain), was designated as a national park in 1973 (the first in Hungary), and elected among the W ...
, Hungary, designated 2011 * The Headlands,
Michigan Michigan () is a U.S. state, state in the Great Lakes region, Great Lakes region of the Upper Midwest, upper Midwestern United States. With a population of nearly 10.12 million and an area of nearly , Michigan is the List of U.S. states and ...
, United States, designated 2011 * Observatory Park,
Ohio Ohio () is a state in the Midwestern region of the United States. Of the fifty U.S. states, it is the 34th-largest by area, and with a population of nearly 11.8 million, is the seventh-most populous and tenth-most densely populated. The sta ...
, United States, designated 2011 * Big Bend National Park,
Texas Texas (, ; Spanish: ''Texas'', ''Tejas'') is a state in the South Central region of the United States. At 268,596 square miles (695,662 km2), and with more than 29.1 million residents in 2020, it is the second-largest U.S. state by ...
, United States, designated 2012 * Big Bend Ranch State Park, Texas, United States, designated 2017 * Death Valley National Park,
California California is a state in the Western United States, located along the Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the most populous U.S. state and the 3rd largest by area. It is also the m ...
, United States, designated 2013 *
Chaco Culture National Historical Park Chaco Culture National Historical Park is a United States National Historic Sites (United States), National Historical Park in the Southwestern United States, American Southwest hosting a concentration of pueblos. The park is located in northw ...
,
New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ke ...
, United States, designated 2013 *
Northumberland National Park Northumberland National Park is the northernmost national park in England. It covers an area of more than between the Scottish border in the north to just south of Hadrian's Wall, and it is one of least visited of the National Parks. The park ...
, England, United Kingdom, designated 2013 *
Eifel National Park The Eifel National Park (german: Nationalpark Eifel) is the 14th national park in Germany and the first in North Rhine-Westphalia. The park was founded in 2004, and is classified as a "national park in development". Eifel National Park is par ...
,
Germany Germany,, officially the Federal Republic of Germany, is a country in Central Europe. It is the second most populous country in Europe after Russia, and the most populous member state of the European Union. Germany is situated betwe ...
, designated 2014 * Mayland Community College Blue Ridge Observatory and Star Park,
North Carolina North Carolina () is a state in the Southeastern region of the United States. The state is the 28th largest and 9th-most populous of the United States. It is bordered by Virginia to the north, the Atlantic Ocean to the east, Georgia and ...
, United States, designated 2014 *
Grand Canyon-Parashant National Monument Grand may refer to: People with the name * Grand (surname) * Grand L. Bush (born 1955), American actor * Grand Mixer DXT, American turntablist * Grand Puba (born 1966), American rapper Places * Grand, Oklahoma * Grand, Vosges, village and c ...
,
Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...
, United States, designated 2014 *
Hovenweep National Monument Hovenweep National Monument is located on land in southwestern Colorado and southeastern Utah, between Cortez, Colorado and Blanding, Utah on the Cajon Mesa of the Great Sage Plain. Shallow tributaries run through the wide and deep canyons into t ...
,
Utah Utah ( , ) is a state in the Mountain West subregion of the Western United States. Utah is a landlocked U.S. state bordered to its east by Colorado, to its northeast by Wyoming, to its north by Idaho, to its south by Arizona, and to it ...
and
Colorado Colorado (, other variants) is a state in the Mountain states, Mountain West subregion of the Western United States. It encompasses most of the Southern Rocky Mountains, as well as the northeastern portion of the Colorado Plateau and the wes ...
, United States, designated 2014 * Copper Breaks State Park, Texas, United States, designated 2014 * Enchanted Rock State Natural Area, Texas, United States, designated 2014 * Elan Valley Estate,
Wales Wales ( cy, Cymru ) is a country that is part of the United Kingdom. It is bordered by England to the east, the Irish Sea to the north and west, the Celtic Sea to the south west and the Bristol Channel to the south. It had a population in ...
, United Kingdom, designated 2015 * Yeongyang Firefly Eco Park, Yeongyang,
South Korea South Korea, officially the Republic of Korea (ROK), is a country in East Asia, constituting the southern part of the Korean Peninsula and sharing a land border with North Korea. Its western border is formed by the Yellow Sea, while its eas ...
, designated 2015 * Mayo International Dark Sky Park, County Mayo, Republic of Ireland, designated 2016 *
Warrumbungle National Park Warrumbungle National Park is a heritage listed national park located in the Orana region of New South Wales, Australia. The national park is located approximately northwest of Sydney and contained within . The park attracts approximately vi ...
, New South Wales, Australia, designated 2016 * Dead Horse Point State Park, Utah, United States, designated 2016 * Waterton-Glacier International Peace Park,
Alberta Alberta ( ) is one of the thirteen provinces and territories of Canada. It is part of Western Canada and is one of the three prairie provinces. Alberta is bordered by British Columbia to the west, Saskatchewan to the east, the Northwest Ter ...
,
Canada Canada is a country in North America. Its ten provinces and three territories extend from the Atlantic Ocean to the Pacific Ocean and northward into the Arctic Ocean, covering over , making it the world's second-largest country by tot ...
and
Montana Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columb ...
, United States, designated 2017 * Ramon Crater, Negev Desert, Israel, designated 2017 *
Kartchner Caverns State Park Kartchner Caverns State Park is a state park of Arizona, United States, featuring a show cave with of passages. The park is located south of the town of Benson and west of the north-flowing San Pedro River. Long hidden from view, the caverns ...
, Arizona, United States, designated 2017 *
Joshua Tree National Park Joshua Tree National Park is an American national park in southeastern California, east of San Bernardino and Los Angeles and north of Palm Springs. It is named after the Joshua trees (''Yucca brevifolia'') native to the Mojave Desert. Origin ...
, California, United States, designated 2017 * Obed Wild and Scenic River, Tennessee, United States, designated 2017 *
Anza-Borrego Desert State Park Anza-Borrego Desert State Park (, '' AN-zə bə-RAY-goh'') is a California State Park located within the Colorado Desert of southern California, United States. The park takes its name from 18th century Spanish explorer Juan Bautista de Anza and ...
, California, United States, designated 2018 *
Iriomote-Ishigaki National Park is a national park in Okinawa Prefecture, Japan. It is located on and around the Yaeyama Islands of the East China Sea. The park was established in 1972 as and included the islands of Iriomote, Kohama, Kuro, and Taketomi. In August 2007 the ...
, Okinawa Prefecture, Japan, designated 2018 *
Steinaker State Park Steinaker State Park is a state park and reservoir of Utah, USA, located north of Vernal in Uintah County, Utah. Steinaker State Park opened to the public in 1964. It lies at an elevation of in northeastern Utah, south of the Uinta Mountains. ...
, Utah, United States, designated 2018 * Grand Canyon National Park, Arizona, United States, designated 2019 *
Great Sand Dunes National Park and Preserve Great Sand Dunes National Park and Preserve is an American national park that conserves an area of large sand dunes up to tall on the eastern edge of the San Luis Valley, and an adjacent national preserve in the Sangre de Cristo Range, in sou ...
, Colorado, United States, designated 2019 * Hehuan Mountain, Nantou County,
Taiwan Taiwan, officially the Republic of China (ROC), is a country in East Asia, at the junction of the East and South China Seas in the northwestern Pacific Ocean, with the People's Republic of China (PRC) to the northwest, Japan to the nort ...
, designated 2019 *
El Morro National Monument El Morro National Monument is a U.S. national monument in Cibola County, New Mexico, United States. Located on an ancient east–west trail in the western part of the state, the monument preserves the remains of a large prehistoric pueblo atop a ...
,
New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ke ...
, United States, designated 2019 * Kōzu-shima, Tokyo Metropolis, Japan, designated 2020 *
Quetico Provincial Park Quetico Provincial Park is a large wilderness park in Northwestern Ontario, Canada, known for its excellent canoe camping, canoeing and fishing. The park shares its southern border with Minnesota's Boundary Waters Canoe Area Wilderness, which ...
, Ontario, Canada, designated 2021 * Valles Caldera National Preserve, New Mexico, United States, designated 2021


International Dark Sky Reserves

IDA describes Dark Sky Reserves as "dark 'core' zones surrounded by a populated periphery where policy controls are enacted to protect the darkness of the core". * Aoraki Mackenzie International Dark Sky Reserve, South Island, New Zealand, designated 2012 *
Brecon Beacons National Park The Brecon Beacons National Park ( cy, Parc Cenedlaethol Bannau Brycheiniog) is one of three national parks in Wales, and is centred on the Brecon Beacons range of hills in southern Wales. It includes the Black Mountain ( cy, Y Mynydd Du) i ...
,
Wales Wales ( cy, Cymru ) is a country that is part of the United Kingdom. It is bordered by England to the east, the Irish Sea to the north and west, the Celtic Sea to the south west and the Bristol Channel to the south. It had a population in ...
, United Kingdom, designated 2013 * Central Idaho Dark Sky Reserve,
Idaho Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyomi ...
, United States, designated 2017 *
Exmoor National Park Exmoor is loosely defined as an area of hilly open moorland in west Somerset and north Devon in South West England. It is named after the River Exe, the source of which is situated in the centre of the area, two miles north-west of Simonsbath. ...
, England, United Kingdom, designated 2011 *
Kerry International Dark-Sky Reserve The Kerry International Dark-Sky Reserve (KIDSR; ) is a dark-sky preserve in County Kerry, Ireland. It was designated Ireland's first International Dark Sky Reserve by the International Dark-Sky Association (IDA). Kerry International Dark-Sky ...
, County Kerry, Ireland, designated 2014 * The Reserve at Mont-Mégantic, Quebec, Canada, designated 2008 * Moore's Reserve (South Downs), England, designated 2016 * NamibRand Nature Reserve,
Namibia Namibia (, ), officially the Republic of Namibia, is a country in Southern Africa. Its western border is the Atlantic Ocean. It shares land borders with Zambia and Angola to the north, Botswana to the east and South Africa to the south and ea ...
, Africa, designated 2012 * Pic du Midi, France, designated 2013 * Rhön Biosphere Reserve, Germany, designated 2014 * River Murray International Dark Sky Reserve, near Swan Reach, South Australia, designated 2019 *
Snowdonia National Park Snowdonia or Eryri (), is a mountainous region in northwestern Wales and a national park of in area. It was the first to be designated of the three national parks in Wales, in 1951. Name and extent It was a commonly held belief that the nam ...
, Wales, designated 2015 * Westhavelland Nature Park, Germany, designated 2014 *
Newport State Park Newport State Park is a Wisconsin state park at the tip of Door Peninsula near Europe Lake. Protecting of shoreline on Lake Michigan, Newport is Wisconsin's only wilderness-designated state park. The park is open year-round and can be acces ...
,
Wisconsin Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
, United States, designated 2017


International Dark Sky Communities

IDA describes Dark Sky Communities as "legally organized cities and towns that adopt quality outdoor lighting ordinances and undertake efforts to educate residents about the importance of dark skies". * Flagstaff, Arizona, United States, designated 2001 * Borrego Springs, California, United States, designated 2009 *
Sark Sark (french: link=no, Sercq, ; Sercquiais: or ) is a part of the Channel Islands in the southwestern English Channel, off the coast of Normandy, France. It is a royal fief, which forms part of the Bailiwick of Guernsey, with its own set of ...
,
Channel Islands The Channel Islands ( nrf, Îles d'la Manche; french: îles Anglo-Normandes or ''îles de la Manche'') are an archipelago in the English Channel, off the French coast of Normandy. They include two Crown Dependencies: the Bailiwick of Jersey, ...
, designated 2011 *
Homer Glen, Illinois Homer Glen is a village, located southwest of downtown Chicago, in Homer Township, Will County, Illinois. It is a southwest suburb of Chicago. Per the 2020 census, the population was 24,543. The village was incorporated on April 17, 2001. The ...
, United States, designated 2011 *
Coll Coll (; gd, Cola; sco, Coll)Mac an Tàilleir (2003) p. 31 is an island located west of the Isle of Mull in the Inner Hebrides of Scotland. Coll is known for its sandy beaches, which rise to form large sand dunes, for its corncrakes, and ...
in the Inner Hebrides of Scotland, designated 2013 * Dripping Springs, Texas, United States, designated 2014 *
Beverly Shores, Indiana Beverly Shores is a town in Pine Township, Porter County, Indiana, United States, about east of downtown Chicago. The population was 613 at the 2010 census. History Beverly Shores began life as a planned resort community. The Chicago, Lake Shore ...
, United States, designated 2014 * Sedona, Arizona, United States, designated 2014 * Westcliffe and
Silver Cliff, Colorado The Town of Silver Cliff is the Statutory Town that is the most populous municipality in Custer County, Colorado, United States. The population was 587 at the 2010 census, up from 512 in 2000. History Silver Cliff was formed in the late 187 ...
, United States, designated 2015 * Thunder Mountain Pootsee Nightsky, Arizona, United States, designated 2015 *
Bon Accord, Alberta Bon Accord is a town in central Alberta, Canada. It is located north of downtown Edmonton on Highway 28. The name is derived from the French phrase "Bon Accord", the ancient motto of Aberdeen, Scotland, the ancestral home of a first settler. ...
, Canada, designated 2015 *
Horseshoe Bay, Texas Horseshoe Bay is a city in Llano and Burnet counties in the U.S. state of Texas. Situated on Lake Lyndon B. Johnson and the south branch of the Colorado River, it is known in the region for its golf courses, hotel and resort, and water sports. ...
, designated 2015 * Moffat, Scotland, designated 2016 * Big Park/Village of Oak Creek, Arizona, designated 2016 * River Oaks, Texas, Dark Sky Friendly Development of Distinction, designated 2017 *
Ketchum, Idaho Ketchum is a city in Blaine County, Idaho, located in the central part of the state. The population was 3,555 at the 2020 census, up from 2,689 in 2010. Located in the Wood River Valley, Ketchum is adjacent to Sun Valley and the communities sh ...
, designated 2017 * Møn, Denmark & Nyord, Denmark, designated 2017 * Fountain Hills, Arizona, designated 2018 *
Torrey, Utah Torrey is a town located on State Route 24 in Wayne County, Utah, United States, from Capitol Reef National Park. As of the 2010 census, the town had a population of 182. History The town was established in the 1880s by settlers of the Chu ...
, designated 2018 *
Camp Verde, Arizona Camp Verde ( yuf-x-yav, ʼMatthi:wa; Western Apache: Gambúdih) is a town in Yavapai County, Arizona, United States. As of the 2010 census, the population of the town is 10,873. The town hosts an annual corn festival in July, sponsored and or ...
, designated 2018 * Wimberley and
Woodcreek, Texas Woodcreek is a city in Hays County, Texas, United States. Like its neighbor of Wimberley, Woodcreek is a primarily a retirement community. The population was 1,457 at the 2010 census. Geography Woodcreek is located in western Hays County at (3 ...
designated 2018


Urban Night Sky Places

IDA describes Urban Night Sky Places as "sites near or surrounded by large urban environs whose planning and design actively promote an authentic nighttime experience in the midst of significant artificial light at night, and that otherwise do not qualify for designation within any other International Dark Sky Places category". * Fry Family Park, Ohio, U.S., designated 2021 * Palos Preserves, Illinois, U.S., designated 2021 * Stacy Park, Missouri, U.S., designated 2021 *
Timpanogos Cave National Monument Timpanogos Cave National Monument is a United States National Monument protecting the Timpanogos Cave Historic District and a cave system on Mount Timpanogos in American Fork Canyon in the Wasatch Range, near Highland, Utah, in the United States. ...
, Utah, U.S., designated 2020 *
Valle de Oro National Wildlife Refuge The Valle de Oro National Wildlife Refuge is a protected area in New Mexico managed by the United States Fish and Wildlife Service as part of the National Wildlife Refuge System. It is located south of Albuquerque, New Mexico. This unit abuts the ...
, New Mexico, U.S., designated 2019


Fixture Seal of Approval

To promote the use of responsible outdoor lighting that minimizes light pollution, the IDA offers a Fixture Seal of Approval program. The program provides objective, third-party certification for lighting products that minimize glare, reduce light trespass, and do not pollute the night sky.


See also

*
Bortle Dark-Sky Scale The Bortle scale (also known as the Bottle scale) is a nine-level numeric scale that measures the night sky's brightness of a particular location. It quantifies the astronomical observability of celestial objects and the interference caused by li ...
* Commission for Dark Skies * CieloBuio, an Italian coordination for the protection of the night sky *
Dark-sky movement The dark-sky movement is a campaign to reduce light pollution. The advantages of reducing light pollution include an increased number of stars visible at night, reducing the effects of electric lighting on the environment, improving the well-being, ...
*
Dark-sky preserve A dark-sky preserve (DSP) is an area, usually surrounding a park or observatory, that restricts artificial light pollution. The purpose of the dark-sky movement is generally to promote astronomy. However, astronomy is certainly not the only obje ...
*
Light pollution Light pollution is the presence of unwanted, inappropriate, or excessive use of artificial Visible spectrum, lighting. In a descriptive sense, the term ''light pollution'' refers to the effects of any poorly implemented lighting, during the day ...
*
List of astronomical societies A list of notable groups devoted to promoting astronomy research and education. Africa * African Astronomical Society South Africa *Astronomical Society of Southern Africa Asia China * Chinese Astronomical Society India * Akash Mitra Mandal *A ...
* Sky brightness


References


External links


Darksky.org: official International Dark-Sky Association website

Darksky.org: Dark Sky Observing Sites & Destinations
(archived 6 July 2010) *
flagstaffdarkskies.org: Flagstaff Dark Skies website
{{Authority control + Astronomy organizations Environmental organizations based in Arizona Environmental organizations established in 1988 Scientific organizations established in 1988 Event management companies