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More than 99% of Americans live under skies polluted by light. But dark skies at the Grand Canyon and more than 145 other spots offer stargazing awe.
Marvel at the stars where International Dark Sky Week began over 20 years ago – in the USA, thanks to founder and teenage activist Jennifer Barlow. This year, there’s a fitting grand finale ...
The Aoraki Mackenzie International Dark Sky Reserve is an area of 4,367 km 2 (1,686 sq mi) that was designated as an International Dark Sky Reserve by the International Dark-Sky Association in June 2012. The reserve is located in the Mackenzie District in the South Island of New Zealand. At the time of the designation in 2012, the reserve was ...
The Bortle dark-sky scale (usually referred to as simply the Bortle 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 light pollution .
Paranal Observatory nights. [3] The concept of noctcaelador tackles the aesthetic perception of the night sky. [4]Depending on local sky cloud cover, pollution, humidity, and light pollution levels, the stars visible to the unaided naked eye appear as hundreds, thousands or tens of thousands of white pinpoints of light in an otherwise near black sky together with some faint nebulae or clouds ...
For the Wairarapa reserve, the dark core is the entire area of the Aorangi Forest Park in the south of the reserve. [2] All measurements of night sky luminance in the core area are darker than 21.3 mag/arcsec 2 (corresponding to Bortle scale 3), and in places are as dark as 21.8 mag/arcsec 2 (Bortle scale 1).
South Carolinians may soon have the chance to view a spectacular stellar event that happens once a generation. According to NASA, the T Coronae Borealis, nicknamed the Blaze Star, lies 3,000 light ...
The Central Idaho Dark Sky Reserve is a 1,416-square-mile (3,670 km 2) dark-sky preserve near the Sawtooth National Recreation Area, in the U.S. state of Idaho. It was designated on December 18, 2017, and is the first gold-tier dark sky preserve in the United States. [2] [3] [4] The area was designated by International Dark-Sky Association.