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.

Of course the sky is dark at night ... re talking cosmologically dark, however: the universe itself is in a state of being unlit. There are some sources of background light even then—distant ...

Dark mode is a specific setting on a mobile device, tablet, laptop or computer, that changes the default, white or light, screen background to a darker colour (typically dark grey or black).

FLAGSTAFF, AZ (AZFamily) — It’s International Dark Sky City Week, and around the world, stargazers are commemorating efforts to keep the stars as visible as possible by keeping city lights to ...

While in Teton County, don't forget to look up at night. Teton County in Wyoming just became the first county in the world to be certified as an International Dark Sky Community. It's also home to ...

Sark is looking to capitalise on its dark sky island status with more daytime events Tourism chiefs on the dark sky island of Sark are hoping to attract more stargazing tourists by establishing a ...

Jackson Hole Airport (JAC) is the first airport to be named an International Dark Sky Place. The airport replaced over 250 light fixtures to reduce light pollution, benefiting both stargazing and ...