Monthly Weekly Daily

March 2026

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Full Moon
12:00 am - 11:55 pm
Total Lunar Eclipse !
1:44 am - 7:24 am
A total lunar eclipse will take place take today. The Earth’s penumbra begins to cross the Moon at 1:44 am MT; totality will occur at 4:32 am MT; penumbral eclipse ends at 7:24 am MT. , ...
Astronomy Night at Chamberlin Observatory
7:30 pm - 11:00 pm
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 DAS’s home base for numerous Public Nights, Open Houses, Executive Boa , ...
4
Astrophotography Special Interest Group (ASIG) – General & Beginner Meeting
7:00 pm - 9:00 pm
Are you interested in astrophotography? Do you want to learn or improve your skills in astrophotography? Do you enjoy pictures of the Moon, the planets, the Sun, or the deep sky objects? Are you wondering whether you can take similar pictures? Tommy Lease and Charlie Hagen lead our astrophotography special interest gro , ...
5
Astronomy Night at Chamberlin Observatory
7:30 pm - 11:00 pm
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 DAS’s home base for numerous Public Nights, Open Houses, Executive Boa , ...
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Annual Banquet: Installation of new Officers
6:00 pm - 10:00 pm
Please join us for an evening of recognition, education, and socializing, as well as enjoying the Botanical Gardens at Chatfield Farm. Members must register on the Member Portal athttps://members.denverastro.org/event-6570040 The registration deadline is February 27, so please sign up soon. DAS Spring Banquet Agenda , ...
8
Daylight Savings Time Starts
All Day
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Astronomy Night at Chamberlin Observatory
7:30 pm - 11:00 pm
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 DAS’s home base for numerous Public Nights, Open Houses, Executive Boa , ...
11
Last Quarter Moon
All Day
12
Astronomy Night at Chamberlin Observatory
7:30 pm - 11:00 pm
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 DAS’s home base for numerous Public Nights, Open Houses, Executive Boa , ...
13
Dark Sky Weekend: Messier Marathon
10:00 am - 12:00 am
Dark Sky Weekends are normally scheduled once per month, on the weekend nearest the new moon. Access to the dark site is a benefit of membership in DAS; all attendees must be current DAS members or personal guests of members. See https://www.denverastro.org/membership for information on joining. These weekends are the , ...
14
Dark Sky Weekend: Messier Marathon
All Day
Dark Sky Weekends are normally scheduled once per month, on the weekend nearest the new moon. Access to the dark site is a benefit of membership in DAS; all attendees must be current DAS members or personal guests of members. See https://www.denverastro.org/membership for information on joining. These weekends are the , ...
15
Dark Sky Weekend: Messier Marathon
12:00 am - 10:30 am
Dark Sky Weekends are normally scheduled once per month, on the weekend nearest the new moon. Access to the dark site is a benefit of membership in DAS; all attendees must be current DAS members or personal guests of members. See https://www.denverastro.org/membership for information on joining. These weekends are the , ...
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Astronomy Night at Chamberlin Observatory
7:30 pm - 11:00 pm
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 DAS’s home base for numerous Public Nights, Open Houses, Executive Boa , ...
18
New Moon
All Day
Astrophotography Special Interest Group (ASIG) – Advanced Image Processing
7:00 pm - 9:00 pm
Advanced Image Processing Are you interested in astrophotography? Do you want to learn or improveyour skills in astrophotography? Do you enjoy pictures of the Moon, the planets, the Sun, or the deep sky objects? Are you wondering whether you can take similar pictures? Tommy Lease and Charlie Hagen lead our astrophotogr , ...
19
Astronomy Night at Chamberlin Observatory
7:30 pm - 11:00 pm
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 DAS’s home base for numerous Public Nights, Open Houses, Executive Boa , ...
20
Vernal Equinox
All Day
21
Open House: Uranus! Jupiter!
7:00 pm - 8:00 pm
Looking for a FREE fun family activity?   Join the Denver Astronomical Society for our monthly Open House Saturday night at dusk. This event will occur on the south lawn of DU’s historic Chamberlin Observatory, 2930 E. Warren Avenue, Denver. Weather permitting, look through the observatory’s 20-inch Alvan Clark-S , ...
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23
E-Board Meeting
7:00 pm - 9:00 pm
The Executive Board’s officers and Trustees meet monthly to conduct the club’s financial and strategic business and make decisions. DAS members are encouraged to attend and share their opinions with the board. , ...
24
Astronomy Night at Chamberlin Observatory
7:30 pm - 11:00 pm
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 DAS’s home base for numerous Public Nights, Open Houses, Executive Boa , ...
25
First Quarter Moon
All Day
26
Astronomy Night at Chamberlin Observatory
7:30 pm - 11:00 pm
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 DAS’s home base for numerous Public Nights, Open Houses, Executive Boa , ...
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Astronomy Night at Chamberlin Observatory
7:30 pm - 11:00 pm
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 DAS’s home base for numerous Public Nights, Open Houses, Executive Boa , ...
1
Full Moon
All Day
Astrophotography Special Interest Group (ASIG) – General & Beginner Meeting
7:00 pm - 9:00 pm
Are you interested in astrophotography? Do you want to learn or improve your skills in astrophotography? Do you enjoy pictures of the Moon, the planets, the Sun, or the deep sky objects? Are you wondering whether you can take similar pictures? Tommy Lease and Charlie Hagen lead our astrophotography special interest gro , ...
2
Astronomy Night at Chamberlin Observatory
8:30 pm - 11:00 pm
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 DAS’ home base for numerous Public Nights, Open Houses, Executive Boar , ...
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