Special Events

Each May, the Eta Aquariid meteor shower puts on a show in the early morning sky. These meteors get their name because they appear to radiate from the constellation Aquarius, near the star Eta Aquarii. The Eta Aquariids are known for their fast, bright meteors and are especially exciting because they are connected to one of the most famous comets in history—Halley’s Comet.… Continue reading.

Every April, the night sky lights up with a dazzling display of shooting stars during the Lyrid meteor shower. The Lyrids get their name because they seem to radiate from the constellation Lyra, which contains the bright star Vega.… Continue reading.

This article is based on the “Star Party Preparation and Etiquette” post on Cloudy Nights by DAS Member and Trustee, Joe Gafford.

A star party is a gathering of astronomy enthusiasts who come together to observe the night sky, share knowledge, and enjoy celestial sights through telescopes and binoculars.… Continue reading.

Zodiacal light is a faint, glowing band of light that stretches across the night sky. It looks like a soft triangle of light, and it appears along the path the Sun travels through the sky, known as the ecliptic.… Continue reading.

The upcoming total eclipse of the full Worm Moon on March 13–14, 2025, 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.

The Denver Astronomical Society (DAS) is growing fast! With over 1,100 members and counting, we welcome new astronomy lovers all the time. To help new members get started, we hold New Member Orientations about every four months at the historic Chamberlin Observatory.… Continue reading.

Charles Messier was a French astronomer who lived from 1730 to 1817. He was most active in the late 1700s and was known for his passion for hunting comets. During his time, comets were exciting discoveries, and Messier wanted to find as many as possible.… Continue reading.

Discover the Night Sky with the Denver Astronomical Society!

The Denver Astronomical Society (DAS) is excited to announce its Astronomical Observing 101 program for members! This seven-night series is perfect for anyone who wants to learn how to explore the night sky, whether with just their eyes, binoculars, or a telescope.… Continue reading.