DAS Activities

DAS Public Nights

Public Nights
Tuesday and Thursday at
DU's Historic Chamberlin Observatory
Current start time is 8:30 pm.

Costs to the public are:
$4.00 adults, $3.00 children

To book, please click:

Public Night Reservations

DENVER OBSERVER

Archives

DAS News

Van Nattan-Hansen Scholarship Fund 2019

The Van Nattan-Hansen Scholarship Fund is now accepting applications for 2019. Denver Astronomical Society’s VNH Scholarship program provides support for worthy graduating high school students or undergraduate college students majoring in astronomy and the physical sciences. Applicants must either be graduating high school seniors or undergraduate college students in […]

May 2019 Skies

Along with the planets this month, we’ve got two targets in the constellation Canes Venatici—one is a sun-like star, and the other a bright spiral galaxy. Let’s get going…

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April 2019 Skies

by Zachary Singer

For April, we’re looking at a beautiful binary in Leo, and some galaxies in a tight grouping—but perhaps not the one you’re guessing! First, though, we have the planets….

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President’s Message, April 2019

Volunteerism

by Ed Ladner

First, let me express my appreciation to all the DAS members who participated in the most recent elections. Without your support, this Society could not exist.

 

I’d like to talk with you about volunteerism—the only thing that makes our Society work. We have volunteer needs for tasks big […]

Astro Update, April 2019

Selected Summaries of Space News

by Don Lynn

Asteroid Sampled

Hayabusa2 (a Japanese spacecraft) has touched down on its target, the asteroid Ryugu, and completed a procedure to fire a projectile into it and collect the debris blown off. Another sample will be taken from inside a fresh impact crater to find out […]

March 2019 Skies

© Zachary Singer

In March, we have a relatively quiet month for planets: Most of them are now early-morning objects, but they are at a greater angle from the Sun, allowing better observing. In the “Stars and Deep Sky” section, we’ll look at two stars in the constellation Cancer—the first is a wonderful […]

Astro Update, March 2019

Selected Summaries of Space News More New Horizons Results

More data has been received from the New Horizons spacecraft since its recent flyby of the Kuiper Belt object informally named Ultima Thule. One new result is that the larger of the object’s two lobes is not so much spherical, as thick-pancake-shaped. This shape was determined […]

President’s Message, March 2019

Passing the Gavel

This month, we have a joint message, with Ron Hranac, our outgoing president, starting off. Ed Ladner, the DAS president-elect, follows… —Editor

February’s well-attended annual membership meeting had a packed agenda, including election of Executive Board (“E-Board”) officers and trustees to serve a one-year term beginning later this month. A tip o’ […]

February DAS In-Reach Cancelled

The DAS In-Reach originally scheduled for Saturday, February 23rd, 2019, has been cancelled.

DAS News, February 2019

Lunar Eclipse Photos

DAS members were out in droves for the January 2019 full lunar eclipse, and they sent in some of their images… Here’s a selection of their work:

This picture shows the Moon every half hour during the lunar eclipse. Each image is aligned with respect to the Earth’s shadow, so you […]

February Skies 2019

Open cluster M37, by Joe Gafford.

 

by Zachary Singer

Some of our favorite planetary targets, Venus and Jupiter, are up in the pre-dawn sky this month, and Mercury appears in the evening, as we’ll see in “The Solar System,” below. In “Stars and Deep Sky,” we’ll take a look at two […]

Astro Update, February 2019

Selected Summaries of Space News

by Don Lynn

Kuiper Belt Object Flyby

On December 31st, New Horizons (Pluto spacecraft) flew by the Kuiper Belt object 2014 MU69, since unofficially named Ultima Thule, at a distance of only 2200 miles, fervently taking images and other data. This was the farthest-from-Earth spacecraft encounter with any […]

President’s Message, February 2019

Getting Involved

by Ron Hranac

Denver Astronomical Society is a volunteer-based organization that has been serving Colorado’s Front Range for nearly 70 years. Indeed, we wouldn’t exist if it weren’t for the countless people who have made and continue to make DAS what it is today.

A couple questions that come up from […]

January 26th In-Reach CANCELLED

Please note that the DAS In-Reach originally scheduled for this evening, Saturday, January 26th, has been cancelled. (Separately, we have some good news about our In-Reach program, and we’ll post that soon.)

Lunar Eclipse Party Update

We’ve been fielding questions these last few days about whether the DAS is hosting any activities for the upcoming Sunday, January 20th lunar eclipse. (Click here for an explanation of the eclipse and its timing.)

While DAS is not having an event, Mile High Astronomy, run by our own Sorin, is—they’re roping off their parking […]