In today's image, we see a full circle rainbow. This is only visible from above the ground because of the geometry involved in the reflection of light off of the raindrops. In this case, observed from a drone, we can see the full rainbow as a complete circle in the sky.

My podcasts are available in video form through this YouTube Channel.

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.

I welcome comments and suggestions about these podcasts. I can be reached here: wagnerastronomy@gmail.com

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