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.
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.
Sam Andrews, a DAS member and Outreach Volunteer for many years, passed away on January 24, 2026. We knew Sam as a warm-hearted fellow who was passionate about sharing the night sky with others. In spite of his 6’ 8” frame, he was gentle and soft-spoken.… Continue reading.
The Denver Astronomical Society wouldn’t be the strong, vibrant organization it is without its members. Some of you are on the front lines—hosting star parties, leading outreach events, or mentoring new observers. Others work quietly behind the scenes, keeping committees, programs, and operations running smoothly.… Continue reading.
My name is Maria, and I lead the Community Outreach Program for the Denver Astronomical Society. I am not an astronomer.
I’m 26 years old, and I work as a park planner. My only professional or educational experience in astronomy is from my high school physics class.… Continue reading.
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.
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.
A few minutes before midnight on 17 December 1965, I began a program of hunting for comets and exploding stars, or novae. I recall writing at the time that when I began, the interest would primarily be in comets. It still is, even though I independently discovered Nova Cygni 1975 (V1500 Cygni), and a second nova Cygni (V1668 Cygni) in 1978.… Continue reading.
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.
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.