IDA supporters are people who understand the sense of awe and the connection to something bigger found in pristine, starry skies. Sadly, because of light pollution, only a handful of the 5,000 stars visible in… Read more
Response to SpaceX Starlink Low Earth Orbit Satellite Constellation

Tucson, AZ – On May 23, 2019, the spacecraft company, SpaceX launched a group of sixty satellites into low Earth orbit (LEO). Due to their reflective solar panels and other metal surfaces, the satellites are… Read more
IDA Seeks 2,000 Globe at Night Measurements in March

Call to Action: The International Dark-Sky Association (IDA) calls on night sky enthusiasts around the world to rate the brightness of their night sky with the Globe at Night night sky measurement campaign this March… Read more
Call for Abstracts for the 2018 Annual General Meeting

Looking Up! 30-Years of Dark Sky Advocacy IDA’s 30th Annual General Meeting November 9-11, 2018 | Snowbird, Utah The International Dark-Sky Association is pleased to invite you to the 30th Annual General Meeting which will… Read more
2019 Globe at Night

An important part of solving the problem of light pollution is to have a thorough understanding of its magnitude. A great way to do that is to measure the brightness of the night sky. Thankfully… Read more
Exploring the Night: Winter Fundraising Campaign

Give Now While many folks enjoy spending winter’s chilly nighttime hours indoors, huddled around a cozy fire, the longer evenings of the season also provide extra opportunities for us all to explore the… Read more
Members! Cast Your Vote for the IDA 2018 Board of Directors Before September 30

Members of the International Dark-Sky Association play an important role in the future of the organization by voting for the Board of Directors. This year, IDA members can select from five candidates to fill three… Read more
Be a citizen-scientist: measure the darkness of a total solar eclipsed sky!

If you are on or near the centerline of the path of totality during the solar eclipse on August 21, 2017, you are able to participate in an activity to observe and record the faintest stars visible as a… Read more
The Business of Being a Community

IDA is Seeking Sponsors to Step Up for Dark Skies IDA’s mission to protect our world’s dark skies from devastating light pollution calls out to everyone for their own brand of support—something that reflects their… Read more
Like moths to a flame: National Moth Week, and how you can help our nighttime wildlife

Next week, as night falls, people across the USA and around the world will be found huddled in groups, waiting, staring into bright light sources. This is not some strange cult or ritual; in fact… Read more