A decently dark site in a rural area has a sky background of about 21 mag/arcsec 2. In the Rocky Mountains in Colorado I’ve been to sites a bit darker than this, and it’s truly spectacular.

Evidence is mounting that awe-inspiring visions like a dark sky at night is good for your mental health and well-being. By Julia Flynn Siler. Photographs by Navaneeth Unnikrishnan.

Of course the sky is dark at night.” But that answer is wrong or, at best, incomplete, and the actual situation wasn’t obvious even to eminent scientists a century or so ago.

Noctourism: why dark sky travel is huge in 2025 – and where to experience it. ... Celebrate the night sky and nighttime adventures, with moonlit walks and star-focused talks to enjoy.

The Cosmic Microwave Background. ... evolving, and with a finite age — are the reasons that we do not see light all around us and the night sky appears dark. Up Next Previous.

Historic Antelope is a small rural town in north-central Oregon, committed to protecting a significant asset the town has to offer, a night sky where one can “see the Milky Way from Main Street.” ...

DENVER, Colo. (KRDO) – A dozen of Colorado's state parks are now working to reduce light pollution and protect the night sky for stargazers by collaborating with a new dark sky program.