Aurora and Noctilucent Clouds Collide in Rare Night Sky Show Over Alberta, Canada

ThatcherSci/Tech2025-06-206308

On June 9, 2025, nature delivered a breathtaking double act in the skies above Alberta, Canada. Aurora chaser and photographer Harlan Thomas (@TheAuroraGuy) captured the rare sight of both the northern lights and noctilucent clouds (NLCs) shining in the sky. Thomas was about 18.5 miles (30 kilometers) north of Calgary along a rural stretch he calls "The Twisted Pond Road" when the surprise display took place. "It was quite the surprise to see the aurora, as there was really no data to justify the geomagnetic conditions," Thomas told Space.com in an email. "It was even more surprising to see the NLCs, as they had to overcome wildfire smoke from the Northwest and a waxing gibbous moon that was 84% full." NLCs are Earth's highest clouds, appearing as thin wispy blue or silver streaks about 47 to 53 miles (76 to 85 km) above the planet's surface. They form in summer when water vapor drifts into the mesosphere and crystallizes around meteoric dust. Their delicate glow is often visible from high latitudes shortly after sunset or before sunrise. Thomas captured the scene using a Nikon D810 camera with a 50mm lens, shooting 1/30-second exposures at ISO 3200 with one-second intervals to create both a timelapse and a still image. Surprisingly, this wasn't the first time Thomas had witnessed such a spectacle. In 2020, he not only captured NLCs and aurora but also a comet! "On July 14, 2020, at the height of Covid, I captured the NLC's, Neowise [comet] and the aurora," Thomas told Space.com. The NLC season typically lasts through August, so skywatchers in northern latitudes may yet catch their own glimpse of this dazzling duo. If you're interested in brushing up on your astrophotography skills, our guide to astrophotography for beginners covers everything from equipment to shooting modes and more. Our best cameras for astrophotography and best lenses for astrophotography can also help you prepare to capture your next skywatching sight. Editor's Note: If you snap a stunning astrophoto and would like to share it with Space.com's readers, send your photo(s), comments, and your name and location to [email protected].

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Drew

The rare conjunction of Aurora and Noctilucent clouds in the night sky above Alberta, Canada has created a mesmerizing display rarely witnessed at such heights; an exquisite dance between cosmic light showcasing Nature's spectacle.

2025-06-26 09:00:05 reply
Ilias

A remarkable coincidence of Aurora and Noctilucent Clouds in the clear night skies above Alberta, Canada creates a mesmerizing display that' tonga leave any stargazer indifferent - an otherworldly spectacle captured for all to marvel at.

2025-06-30 15:44:36 reply
Xyla

Awe-inspiring, a rare night sky spectacle unfolded in Alberta as Aurora borealis and noctilucent clouds collided under the canvas of stars; an ethereal dance to nature's grandest symphony.

2025-06-30 15:44:51 reply
Chester

Captivating the heavens, Aurora Borealis and noctilucent clouds merge into a dazzling spectacle over Alberta's night sky in Canada - creating majestic moments to behold for all astronomy enthusiasts worldwide.

2025-07-02 20:01:53 reply
Trinity

The mesmerizing display of light from Aurora Borealis featuring its harmonious clash with the ethereal Noctilucent Clouds over Alberta, Canada has captivated skywatchers worldwide as a breathtakingly rare nighttime spectacle.

2025-07-07 06:24:48 reply
Artie

The mesmerizing clash of Aurora and noctilucent clouds above Alberta, Canada during the rare night sky show further fuels our fascination with nature's celestial Symphony.

2025-07-15 17:41:35 reply
Colson

An extraordinary celestial spectacle unfolded over Alberta, Canada as Aurora borealis danced with the ethereal elegance of noctilucent clouds in a rare night sky encore.

2025-07-15 17:41:50 reply
Paxon

A breathtaking natural phenomenon as Aurora, the aurora borealis and noctilucent clouds collided in an unforgettable night sky spectacle over Alberta's vast skies of Canada.

2025-07-18 04:31:04 reply

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