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Auroras

Above buildings, strawberry-red aurora fills the sky like the glow of fire

Why do auroras at lower latitudes look red?

With special thanks to Dr. Janet Kozyra for her generous contributions to this post. After a big storm sends aurora to lower latitudes—southward in the Northern Hemisphere, and northward in the Southern Hemisphere—questions abound. One of the most common is “I thought the aurora was green. Why does it look red?”  Red auroras have been… Read More »Why do auroras at lower latitudes look red?

A still image with aurora in the background shows the mauve arc and green "picket fence" features of STEVE

An Aurora Family Reunion

As loved ones gathered to celebrate the winter holidays, we were thinking about the many relationships between aurora and aurora-like phenomena in the sky. In this post, we introduce the aurora and some of the amazing phenomena related to it, closely or distantly. If you have a photo and wonder which phenomena might be present… Read More »An Aurora Family Reunion

Smokelike green streaks across the sky crisscross one another in squares in front of silhouetted trees.

Keeping it Real: How to Spot a Fake Aurora Photo

By Vincent Ledvina and Laura Edson With many thanks to aurora photographer Marybeth Kiczenski for reviewing the post As artificial intelligence (AI) becomes more popular, many are using it to create content, including about auroras. While it can be useful, in a social media world that values speed, clicks, and engagement it can be hard… Read More »Keeping it Real: How to Spot a Fake Aurora Photo

Red circle with the words "watch and wait" in the middle

When Can I See the Aurora?

Space weather—the everchanging conditions in space, influenced by the Sun—causes a range of different effects on Earth. These happen in many different timeframes for people, technologies, and societies. One such effect is the aurora: the Northern and Southern Lights. Usually, they occur in high-latitude rings around the North and South Poles called auroral ovals, but… Read More »When Can I See the Aurora?

Five cards in a row. 1. Bears! Aurora chsers are guests in wild animals' habitats: practice caution and respect. 2. Public access park: Watch aurora from safe places. Parks have water, trails, and bathrooms! 3. Fairbanks, Alaska, USA 64 degrees North. You could visit the University of Alaska Fairbanks! 4. Light pollution: extra light can wash out the view, making the aurora harder to see. 5. Citizen scientists are seeing aurora. Aurora chasing is best with friends! Get alerts from aurorasaurus.org.

Aurora Chasers: The Game!

One of the questions we get most often is, “how can I see the aurora?” The answer is surprisingly complicated and can be difficult to explain to students. In order to help explain, we made a collaborative, role-playing card game!  With a special deck of printable cards and a dash of imagination, players work together… Read More »Aurora Chasers: The Game!

A clear STEVE lights the sky against the Milky Way

What’s in a name? The meaning of STEVE

Humans have looked to the sky since time immemorial, and noticed a strange purplish arc with stripy green features that runs east to west and appears closer to the equator than regular aurora. In the mid-2010s, aurora chasers began to collectively photograph and speculate about the phenomenon, which did not yet have a formal scientific… Read More »What’s in a name? The meaning of STEVE