Western Sky from Boulder September 9, 2021 photo Credit Stellarium

Sunsets with the Moon & Venus

Sept. 9, 2021

Take a moment and give yourself a gift of watching the sunset over the next few evenings. The waxing crescent Moon joins Venus in the western sky and then meets up with Antares on Sunday. Check out Stellarium to see what your sky looks like! (Free on mobile or web.)...

Artist illustration of planet locations in their orbits around the Sun

Gas Planets at Opposition

Aug. 19, 2021

Jupiter joins Saturn tonight as both planets officially reach opposition this month. The gas giants are visible all night long, because they’re directly opposite of the Sun in our sky. Spot Jupiter in Aquarius and Saturn in Capricornus only about 20 degrees apart.

Perseid Meteor shower video still with silhouette of trees in the foreground

Perseid Meteor Shower

Aug. 6, 2021

The Perseid meteor shower peaks on the night of Wednesday, August 11 through dawn on Thursday morning. Every August this meteor shower dazzles us with a reliable display of celestial fireworks. Even in areas suffering from light pollution, the brightest Perseids will still be visible. Check out this article from...

Screen captures of various astronomy forecasting tools including light pollution map, lunar phase, weather forecast and smoke map for the United States

Astronomy Observation Forecast Tools

Aug. 4, 2021

New Moon weekend, Sunday to be exact! Great time to grab your telescope and observe summer’s faint fuzzies in Scorpius and Sagittarius. The conditions this summer are challenging with increasing light pollution, rain, transparency, seeing conditions and smoke from wildfires. Fiskers rely on Clear Sky Charts and Astrospheric to plan...

Photos of Jupiter, Moon and Saturn from NASA not to scale

The Thunder Moon

July 23, 2021

Night owls watch the Moon play with Jupiter and Saturn this weekend! Tonight, the nearly full Moon rises slightly before the giant planets. Saturday, the full Moon, known in July as the Thunder, Hay, or Buck Moon will be placed between Saturn (to the right) and Jupiter (to the left)...

Close up photo of a Sunflower on a summer day

The Sun

July 12, 2021

Our Sun, the powerhouse of the solar system and life-giving orb in our sky is approximately 93 million miles away and it takes 8.3 minutes to receive its energy and warmth. Fun Fact: This is easily calculated by dividing 93,000,000 miles by 186,000mps (speed of light in miles per second) = 500 seconds.

Screen capture from the app SkySafari Pro showing the western sky with Leo the Lion, the crescent moon, venus and mars

Twilight Dazzles

July 11, 2021

Twilight in the western sky dazzles us with celestial wonders for the next few days! Venus blazes brightly at -3.9 magnitude and nearby Mars is fading to 1.8 magnitude. The waxing crescent Moon steals the show on Sunday then exits left Monday and Tuesday. Grab your binoculars and search for...

Picture in dome of Fiske of the Full Moon with grasses in the foreground

Full Moon

June 24, 2021

Enjoy the Full Moon on June 24th! It's a great time to take a night hike with friends. #funfact Full moons that fall within the month of June are called Rose or Strawberry moons.

Photo of sunshine coming through cottonwood trees

Summer Solstice

June 20, 2021

Soak up them rays! It’s the longest day of the year for those of us north of the equator. Enjoy 15 hours of sunshine! Solstice occurs at 9:32p.m. MDT. More info on Sky & Telescope's Sky at a Glance .

Milky Way in the Sky with the Great Sand Dunes in Colorado in view

Colorado Dark Skies

June 9, 2021

Looking for dark skies this summer? Grab a red flashlight + telescope or binos and check out these International Dark Sky Parks in Colorado: Black Canyon of the Gunnison National Park Dinosaur National Monument Florissant Fossil Beds National Monument Great Sand Dunes National Park and Preserve Hovenweep National Monument Jackson...

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