
Bright New Satellites Join a Crowded Sky — Here’s How You Can Help
The imminent launch of a BlueWalker satellite, with a giant phased array antenna, portends a brightening night sky. Amateur astronomers can help record these changes with the goal of mitigating them.

What we know about Light Pollution – and What We Don’t
The International Dark-Sky Association’s has summarized more than 300 peer-reviewed studies on the effects of artificial light at night in an effort to help dark-sky advocates.

Streetlights to Satellites: Taking Light Pollution to the United Nations
The United Nations' Office of Outer Space Affairs is considering issues of light pollution spanning from streetlights to satellites.

Pittsburgh Goes Dark: Could This New Dark-Sky Ordinance Begin a Trend?
The city's parks, facilities, and streetlights will all get dark-sky-friendly lighting, but is it too early for amateur astronomers to get excited?
Discover the Night: International Dark Sky Week is Here!
Light pollution is insidious in today’s world. This International Dark Sky Week, become inspired to see what you can do to raise awareness.

International Dark Sky Week Is Here: Celebrate the Night!
The weeklong celebration of the night sky we all share has always been an opportunity for people to connect with each other. This year, connecting with each other takes on a significance all its own.