In today's image, we see what is known as a STEVE (Strong Thermal Emission Velocity Enhancement) This is a type of aurora which looks a bit different from what we are used to looking at. While it has been observed for quite a while now, this type of phenomena has not been studied until recently.

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This Podcast is an authorized New Media Mirror Site for APOD. You can access the image and website directly at: Astronomy Picture of the Day. You can use the archive link below the image to select the photo corresponding to the date of this podcast.

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