What’s Up in Denver? August 18th through 24th, 2025

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

August 18: Catch the waning crescent Strugeon Moon next to a trio of open clusters in Auriga—M36, a compact cluster about 4,100 light-years away with roughly 60 hot, young blue stars; M37, the brightest and richest of the three, boasting several hundred stars and a sprinkling of striking red giants about 4,500 light-years distant; and M38, a looser, X-shaped cluster about 4,200 light-years away that contains dozens of stars of varying brightness, offering a gorgeous contrast in the eyepiece: 4:00 AM August 19: Look for the slender crescent Sturgeon Moon sharing the constellation Gemini with a host of other bright objects—brilliant Jupiter, the largest planet in our solar system glowing steadily white; dazzling Venus, the brightest planet, shining like a tiny beacon in the evening sky; and the constellation’s twin jewels, Castor, a white multiple star system about 51 light-years away, and Pollux, a golden-hued giant star roughly 34 light-years distant and the brightest star in Gemini: 4:00 AM Mercury reaches its westernmost elongation: 4:00 AM August 20: Check out the waning crescent Sturgeon Moon resting between Venus and Pollux—Venus, the dazzling “Evening Star” and brightest planet in our sky, and Pollux, a warm golden giant star about 34 light-years away that marks the head of the twin in the constellation Gemini.… Continue reading.

What’s Up in Denver? August 11th through 17th, 2025

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

August 11: DAS Monthly General Meeting: “Footloose Astronomer in Europe: On the Trail of Telescope History” presented by Dr. Phil Kelton McDonald Observatory (Retired): In-person at Regis University’s Peter Claver Hall, Room 315 or Zoom (check your membership email): 7:00 – 9:00PM August 12: Catch the conjunction of our two brightest planets – Venus and Jupiter are within a degree of each other – low in the early morning eastern sky in Gemini: Around 4:30 AM Look for the waning gibbous Sturgeon Moon next to Saturn in Pisces from about midnight until sunrise.… Continue reading.

Meet Our New In-Reach Coordinator and Board Trustee

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The Denver Astronomical Society is proud to announce that Pavlina Karafillis has joined the Board of Trustees, stepping into the role previously held by longtime board member and Outreach Coordinator Dave Catlin. We offer our heartfelt thanks to Dave for his years of generous service and leadership in helping DAS bring the wonders of the night sky to the public.… Continue reading.

What’s Up in Denver? July 21st through 27th, 2025

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

July 21: Catch the waning crescent Buck Moon near “the morning star” Venus low in the early morning eastern sky July 22: NSN Webinar Series: Lucy Mission: An Asteroid Investigation with Alena Gavrilenko: Youtube Livestream or Zoom (registration required): 7:00 PM Catch the waning crescent Buck Moon near M35 – the Shoe-Buckle Cluster low in the eastern skies in Gemini before sunrise.… Continue reading.
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