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.
-
November’s Night Sky Notes: Snowballs from Space
This article is distributed by NASA’s 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 If you spotted comet C/2023 … Read More
-
Skyward for October 2024
by David H. Levy Morello’s outline there is wrongly traced, His hue mistaken; what of that? or else, Rightly traced and well ordered; what of that? Speak as they please, what does the mountain care? Ah, but a man’s reach … Read More
-
October’s Night Sky Notes: Catch Andromeda Rising!
This article is distributed by NASA’s 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 Dave Prosper Updated by Kat Troche If … Read More
-
Milky Way Event at Sandstone Ranch
On August 30, nearly 40 people from the DAS and Douglas County enjoyed a perfectly clear dark sky filled with stars, the Milky Way, and at least half a dozen large meteors. These were no shooting stars; they were chunks … Read More

Chamberlin Observatory Tours
The Denver Astronomical Society hosts weekly and monthly events* at the University of Denver’s 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.
