Sharing the Night Sky with the Public Since 1949
For over seventy-five years, the Denver Astronomical Society has brought together stargazers across the Denver metropolitan area and beyond. The society hosts dozens of events and activities yearly to promote amateur astronomy across our unique region, one mile nearer the stars.
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What’s Up in Denver? April 7th through 13th, 2025
Here’s a brief look at what’s going on in the Mile High City this week. April 7: Look for the Waxing Pink Moon within a couple degrees of Regulus in the constellation Leo high in the southern sky. Regulus (Alpha … Read More
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Get Ready for the April Lyrid Meteor Shower
The April Lyrids Every April, the night sky lights up with a dazzling display of shooting stars during the Lyrid meteor shower. The Lyrids get their name because they seem to radiate from the constellation Lyra, which contains the bright … Read More
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Aprilās Night Sky Notes: Catch the Waves!
This article is distributed by NASAās Night Sky Network (NSN). The NSN program supports astronomy clubs across the USA dedicated to astronomy outreach. Visit nightsky.jpl.nasa.gov to find local clubs, events, and more! By Kat Troche The Electromagnetic Spectrum If … Read More
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Don’t Be a Party Pooper: The Essential Guide to Astronomical Star Parties
This article is based on the “Star Party Preparation and Etiquette” post on Cloudy Nights by DAS Member and Trustee, Joe Gafford. What’s a Star Party? A star party is a gathering of astronomy enthusiasts who come together to observe … Read More

Chamberlin Observatory Tours
The Denver Astronomical Society hosts weekly and monthly events* atĀ the University of Denverās historic Chamberlin Observatory, which features its prized 1894 Alvan Clark-Saegmuller 20-inch refracting telescope. The Observatory serves as the DAS home base for numerous Astronomy Nights, Open Houses, and special events throughout the year.
Due to overwhelming demand, we are changing how we reserve our Astronomy Nights and adding more to the calendar. For details, see our Reservations page.
If you have any questions about EXISTING reservations or want to change your existing reservation, email us at reservations@denverastro.org.

Astrophotography Special Interest Group
The Denver Astronomical Society (DAS) has established a Special Interest Group amongst its members devoted to Astrophotography. Do you want to learn or improve your skills in astrophotography? Do you enjoy viewing pictures of the Sun, Moon, Planets, or Deep Sky Objects? Can you take similar images? You may have skills that you could pass on to novice members. Consider joining DAS and being part of this Special Interest Group. Please email us for more information. astrophotogroup@denverastro.org

The Van Nattan-Hansen-Anderson Scholarship
Established in 1973, the DAS Van Nattan-Hansen-Anderson Scholarship supports graduating high school and undergraduate college students majoring in astronomy and the physical sciences. Interested and eligible students are invited to apply for funding on the Scholarship Page.
