DAS Activities

DAS Public Nights

Public Nights
Tuesday and Thursday at
DU's Historic Chamberlin Observatory
Current start time is 7:30 pm
Costs to the public are:
$4.00 adults, $3.00 children

To book, please click:

Public Night

Astronomy Links

MARS Member Clubs | Magazines | Astrophotography & Imaging | Weather | Club Observatories
Professional Observatories | Leagues & Society Networks | Online Catalogs & Observing Aids
Space Exploration | Equipment Manufacturers | Book Publishers | ATM & Wanted/For Sale  | Miscellaneous

M.A.R.S. Member Clubs
M.A.R.S. stands for the Mountain Astronomical Research Section. A regional section of the Astronomical League, its members include, but are not limited to,  the Colorado Springs Astronomical Society, the Longmont Astronomical Society, the Northern Colorado Astronomical Society, and the Denver Astronomical  Society. The CSAS, LAS, CAS, BCAC, and NCAS are our friends and neighbors within FRASC. Check in on them at their web sites.

Magazines & Journals

Astrophotography & Imaging


  • Clear Dark Sky. Provides “Clear Sky Charts” for thousands of observing locations in the U.S. and Canada, including Denver and the DAS EGKDS.
  • The Silicon Sky. This site has weather links and info for astronomers and just about everything else, including a guestbook that you can fill out. It also has comet-related pages, including a Hale-Bopp logbook that you can contribute to, based on your observations.
  • National Weather Service – Interactive Weather Information Network (IWIN)
  • Intellicast; another fine weather site.
Astronomy Society Observatories (owned or used by)

Observatories Associated with Amateur Societies

Professional Observatories

Leagues & Society Networks