BlueWalker 3 satellite panel dwarfs team that built it

Save Dark Skies

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.

ISS view of Earth at night

Astronomy and Society

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.

Starlink globe

Astronomy and Society

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 photographed from above

Save Dark Skies

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?

Astronomy and Society

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 Milky Way

People, Places, and Events

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.

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