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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 .
In 2014, the project expanded to also include data obtained via the Loss of the Night app for Android devices, and the Dark Sky Meter app for iOS devices. In addition, new star charts were added to extend the standard map based campaign throughout the whole year.
A dark-sky preserve status enables high-quality astronomical observation in Paranal Observatory. [1] A dark-sky preserve (DSP) is an area, usually surrounding a park or observatory, that restricts or reduces light pollution or maintains and protects naturally dark night skies. Different terms have been used to describe these areas as national ...
For an epic stargazing outing, head to one of these 10 Dark Sky destinations across the country for incredibly clear views of the heavens.
The best way to see the Milky Way is from one of Michigan's dark sky parks, situated away from major sources of light pollution. Keep in mind that as state parks, some dark sky parks may require a ...
With increasing urban lighting even in remote areas, finding that dark sky site is tough these days.
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 ...
DarkSky International, formerly the International Dark-Sky Association (IDA), [1] is a United States–based non-profit organization incorporated in 1988 by founders David Crawford, a professional astronomer, and Tim Hunter, a physician and amateur astronomer.