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The aurora borealis was visible as far south as Florida on Thursday. Photos show the sky lit up in red and purple, even in some brightly-lit areas like New York City and Chicago .
The aurora borealis, or northern lights, left many watchers in awe as pink and purple hues painted the southern night sky. "I’m truly in awe that I’m seeing the Northern Lights in FLORIDA!
With increasing urban lighting even in remote areas, finding that dark sky site is tough these days. Backyard Universe: Want to see a cool astronomical event? Head for a dark sky site.
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 .
Groveland is currently retrofitting old streetlamps with dark-sky-friendly lights, which are shielded downward with a low color temperature with the goal to replace every light fixture by 2027. [21] In 2023, the City of Groveland became the first certified International Dark Sky Community in Florida and the Southeast US.
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 ...
A dark sky has become a rare commodity in the United States, but parks all across the country still offer stunning views of the cosmos and astronomy events of all varieties. Light pollution is one ...
Dark Sky Observatory: 1981 Phillips Gap, Wilkes County, North Carolina, US Dark Matter Particle Explorer (DAMPE) 2015 500 km LEO: Darling's Observatory (defunct) 1917 Duluth, Minnesota, US Dearborn Observatory: 1889 Evanston, Illinois, US Detroit Observatory: 1854 Ann Arbor, Michigan, US David Dunlap Observatory: 1935 Richmond Hill, Ontario ...