Going Dark to See the Night Sky

Join the University of Utah's Department of Physics & Astronomy as we go dark for our first annual “International Dark Skies Week”, to spread awareness of light pollution.
All events are free and open to the public.

Tuesday, April 13:
Science Movie Night: Bill & Ted’s Excellent Adventure
7:00 pm - 9:00 pm
The City Library
Free & open to the public

With a post-film discussion led by Dr. Pearl Sandick, Assistant Professor at the Department of Physics & Astronomy. Brought to you by the Natural History Museum of Utah in partnership with the Utah Film Center and the Salt Lake City Public Library.

Learn more...

Wednesday, April 14: Star Party,
7:00 pm - 11:30 pm
South Physics Observatory
Free & open to the public

Let our observatory guides take you on a tour of the night sky! Learn more...

From the International Dark Sky Association website:

"Dark Sky Week Goals

  • Inspire people to celebrate the beauty of the night sky
  • Raise awareness about the negative effects of light pollution
  • Embolden folks to Take Action!

IYL2015logoInternational Year Of Light 2015

The United Nations has declared 2015 the International Year of Light and Light-based Technologies (IYL2015), commemorating the achievements of light science, its applications, and its contributions to humankind. IDA is committed to being an active participant in IYL2015 activities and events during International Dark Sky Week 2015 and throughout the year.

  • Day 1 (Monday, 4/13)Why Light Pollution Matters. Get a basic overview of light pollution including what it is and how it happens.
  • Day 2 (Tuesday, 4/14)Environmental Harms. See how light pollution puts animals and entire ecosystems at risk.
  • Day 3 (Wednesday, 4/15)Ill Health. Learn how light at night can be dangerous to human health.
  • Day 4 (Thursday, 4/16)Energy Waste. Find out how light pollution squanders energy and money and contributes to climate change.
  • Day 5 (Friday, 4/17) Safety & Crime. Learn why more and brighter lights can actually make us less safe.
  • Day 6 (Saturday, 4/18)Stars are Our Heritage. Discover why the night sky is important for humanity.
  • Day 7 (Sunday, 4/19)Take Action! Find out how you can simply and quickly make a difference."

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