What’s Up in Denver? March 23rd through 29th, 2026

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

March 23: Look for the waxing crescent Pink Moon above to the Pleiades and Aldebaran: see the bright open cluster (M45) along with red eye of the bull alpha star and the ice giant Uranus in the constellation Taurus in the west around 10:00 PM.… Continue reading.

What’s Up in Denver? March 16th through 22nd, 2026

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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.

What’s Up in Denver? March 9th through 15th, 2026

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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.

What’s Up in Denver? March 2nd through 8th, 2026

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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.

What’s Up in Denver? February 23rd through March 1st, 2026

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

February 23: 👀 Look for the waxing crescent Worm Moon near the Pleiades, the brilliant open star cluster also known as Messier 45 high in the southern sky in the constellation Taurus around 7:00 PM 🖥️ DAS E-Board Meeting: Virtual meeting via Zoom (check membership email and slack for details): 7:00 PM February 24: 🖥️ Space Telescope Science Institute (STScI): Discovering the Least-Massive Brown Dwarfs Known with the James Webb Space Telescope: Free virtual program on YouTube: 5:00 PM 🌓 First Quarter Worm Moon: 5:28 AM 🌓 The first quarter Worm Moon reaches perigee, its closest point to our planet in its orbit around us at 370,135km: 5:25 PM February 25: 🎤 60 Minutes in Space with Dr.… Continue reading.

What’s Up in Denver? February 16th through 22nd, 2026

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

February 16 (Presidents’ Day): Tonight is a great night to catch the Great Red Spot of Jupiter with a telescope high overhead in the constellation Gemini, as the giant, spiral storm makes its way across the face of the gas giant between approximately 7:00 and 11:00PM February 17: NASA Night Sky Network: A Storm of Stars: Knowing the Milky Way from Star Counts to Gravitational Waves with Shane Larson: Free Virtual Event via YouTube: 7:00 PM New Worm Moon: 5:01 AM Annular Solar Eclipse.… Continue reading.

What’s Up in Denver? February 9th through 15th, 2026

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

February 9: DAS Annual Meeting: Artemis and Beyond! Human Missions to the Moons of the Solar System and DAS Election Results (Free public program): In-person at Secular Hub📍: 7:00 PM Third Quarter Snow Moon: 5:43 AM February 10: AAA Design, Construction and Scientific Promise of the Vera Rubin Observatory with Steve Ritz (UCSC) (Free virtual program): Online via Zoom (registration required): 5:00 PM The waning crescent Snow Moon reaches apogee, it’s farthest point from Earth in its orbit at 404,576km, at 11:00 AM February 11: Look for the waning crescent Snow Moon near Antares, the bright red supergiant star at the heart of the scorpion, in the constellation Scorpius in the southeastern sky between 4:00 AM and sunrise.… Continue reading.

What’s Up in Denver? February 2nd through 8th, 2025

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

February 2: Catch the waning gibbous Snow Moon near Regulus and the Sickle Asterism: look for the moon to add to the already bright alpha star In the constellation Leo at the tip of the backward question mark that is known as the Sickle asterism in the eastern skies around 8:00 PM.… Continue reading.

What’s Up in Denver? January 26th through February 1st, 2026

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

January 26: DAS E-Board Meeting: Members’ only virtual event (Check Slack and membership email for details): 7:00 PM January 27: Catch the Moon next to the Pleiades, a bright, easily visible open star cluster in the constellation Taurus, also known as Messier 45, or the Seven Sisters.… Continue reading.

What’s Up in Denver? January 19th through 25th, 2026

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

January 19 (Martin Luther King Jr. Day): Celebrating the legacy of the Reverend Dr. Martin Luther King, Jr.  January 20: Catch Jupiter within half a degree of Wasat: Delta Geminorum, the third-brightes star in the constellation Gemini, is a bright triple star system whose name means “middle” in Arabic, reflecting its position in the middle of the body of the eastern twin, Pollux: Find it and the gas giant in the eastern sky just after sunset.… Continue reading.
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