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Two people huddled together looking out over Eagle Lake at Acadia National Park under a starry night sky.

Bring on the Night, Says New UVM National Park Study

Press release

Natural wonders like tumbling waterfalls, jutting rock faces and banks of wildflowers have long drawn visitors to America’s national …

September 9, 2015

NASA nighttime satellite photo of East and West Berlin, Germany, showing the difference in lighting.

Mapping Earth’s Night One Picture at a Time

Light Pollution

Cities at Night is a citizen science project that invites the public to help analyze nighttime images taken from …

September 9, 2015

A NASA nighttime satellite image of the City of Paris showing a lot of light pollution.

Journal Provides Free Access to its Theme Issue on Artificial Light at Night

Light Pollution

The academic journal Philosophical Transactions B is allowing free access through September to all articles published in its themed …

September 8, 2015

Black Canyon of the Gunnison National Park Receives International Dark Sky Park Designation

Press release

MONTROSE, Colo., and TUCSON, Ariz. (8 September 2015) – The International Dark-Sky Association and Black Canyon of the Gunnison …

September 8, 2015

The Mackinac Bridge at twilight with colored lights that are reflecting in the water.

How to Do Your Own Lights Out Challenge

Uncategorized

By Mary Stewart Adams “If you can’t win, make the fellow ahead of you break the record.” Every year …

September 2, 2015

People sitting on the lawn lookin gup at a starry night sky at the Newport State Park during its Perseid meteor showers event.

Death of Dark Sky Advocate is Loss to Dark Skies Movement

Uncategorized

IDA staff and board members are truly saddened to learn about the passing of Ray Stonecipher of Sturgeon Bay, …

September 1, 2015

Canyonlands National Park Named International Dark Sky Park

Press release

CANYONLANDS NATIONAL PARK, Utah, and TUCSON, Ariz. (31 August 2015) – The International Dark-Sky Association has granted Gold-Tier International …

August 31, 2015

A daytime photo of Thunder Mountain Kaibab Paiute Indian Reservation with blue skies and white cloud above and a rolling landscape of green.

The world’s first Dark Sky Nation

International Dark Sky Places

For nearly 15 years, DarkSky (née International Dark-Sky Association [IDA]) has recognized efforts around the world to preserve special …

August 28, 2015

Stars and the Milky Way above a hillside of Saguaro cactus east of Peridot, Arizona.

Rediscovering the Night Sky in Middle Age

Light Pollution

By Guest Writer Suzanne Wright Before moving to Arizona, I lived my entire adult life in the bright lights …

August 27, 2015

How To Start A Local Dark Skies Group

Uncategorized

By Ed Stewart, Dark Skies, Inc., of the Wet Mountain Valley The 2015 designation of the adjacent Colorado towns …

August 26, 2015

Owl sitting on a branch.

Join Us for Our Google+ Hangout “Light Pollution’s Effect on Wildlife”

Light Pollution

As part of the International Year of Light Cosmic Light theme, IDA has been holding Google Hangouts with world-renown …

August 25, 2015

Downtown main street of Liberal, Kansas sports new streetlights with old-time character, but which pour light out in all directions and up into the sky. With no shielding the exposed globes cause much glare that makes seeing difficult.

Citizens Push Back on LED Lighting

LEDs

By Chris Kyba, IDA board member and light pollution researcher Citizens around the world are raising hell over LED …

August 19, 2015