Author: Editor

Here’s a brief look at what’s going on in the Mile High City this week.

March 16: The Moon reaches perihelion: The moon’s closest point to the Sun in its orbit around earth at a distance of 0.9810 AU:. 2:07 AM March 17 (St Patrick’s Day): Look for a tiny sliver of a waning crescent Snow Moon next to Mercury to the east in the morning sky in the constellation Aquarius just before sunrise: 6:40 AM March 18: Boulder OSMP Dark Skies & Deep Space: Spring Prelude, Venus & The Crescent Moon: Free in-person stargazing at Beech Shelter (registration required): 7:00 PM SCStI The Solar System Cookbook: What Is Webb Revealing about How Solar Systems Like Ours Come To Be?:… Continue reading.

On the evening of March 7, 2026, members of the Denver Astronomical Society gathered at the beautiful Deer Creek Stables at Denver Botanic Gardens Chatfield Farms in Littleton for the annual DAS Spring Banquet. The event brought together members, volunteers, and leaders to celebrate another year of accomplishments and recognize the people who make the organization thrive.… Continue reading.

Colorado’s list of places protecting the night sky continues to grow. The rural community of Old Snowmass has officially been designated an International Dark Sky Community by DarkSky International, recognizing years of local work to reduce light pollution and preserve the natural beauty of the night.… Continue reading.

What is Zodiacal Light?

Zodiacal light is a faint, glowing band of light that stretches across the night sky. It looks like a soft triangle of light rising up from the horizon. This glow appears along the path the Sun travels through the sky, called the ecliptic.… Continue reading.

Here’s a brief look at what’s going on in the Mile High City this week.

March 9: 🔭 Catch the Great Red Spot of Jupiter transiting the surface of the gas giant from the perspective of Earth high in the southwestern sky in the constellation Gemini from 10:15 PM until 2:10 AM.… Continue reading.

Who Was Charles Messier?

Charles Messier was a French astronomer who lived from 1730 to 1817. Working in Paris during the late 1700s, Messier was passionate about discovering comets. In an era when comet discoveries brought great scientific prestige, he spent countless nights scanning the skies with a 100 mm refracting telescope.… Continue reading.

Here’s a brief look at what’s going on in the Mile High City this week.

March 2: 👀 Look for the waxing gibbous Worm Moon near Regulus, the bright heart of the lion in the constellation Leo in the eastern sky around 6:30 PM 🌔 The waxing gibbous Worm Moon reaches its Descending Node (this alignment where the Moon’s angular orbit crosses the ecliptic makes it possible for the Total Eclipse in the early morning hours of March 3rd): 10:36 PM March 3: 👀 Check out the Total Lunar Eclipse of the Full Worm Moon: Partial eclipse begins at 2:50 AM, totality begins at 4:04 AM, and the greatest eclipse occurs at 4:33 AM 🌕 Full Worm Moon: 4:37 AM: Qdoba offers free chips and queso every full moon of 2026 with the purchase of an entrée.… Continue reading.

Why would I want to write something insulting about Jupiter? After all, Jupiter is the first thing I looked at through a telescope. Only last month I wrote how, when I began searching for comets, I was looking for an activity that did not involve me dealing with other people.… Continue reading.

Members of the Denver Astronomical Society (DAS) were proud to participate in the 63rd annual Denver Metro Regional Science & Engineering Fair (DMRSEF) on February 20, 2026, held on the Auraria Campus in downtown Denver.

The Denver Metro Regional Science & Engineering Fair is one of Colorado’s largest and longest-running STEM competitions.… Continue reading.

The upcoming total eclipse of the full Worm Moon on March 3, 2026, presents a remarkable opportunity for Denver skywatchers to observe this celestial event. Here’s a comprehensive guide covering the timing, phases, scientific background, and observing tips.

What Causes Lunar Eclipses and What’s a Blood Moon?… Continue reading.