NASA’s Astronomy Picture of the Day

These podcasts are commentary and discussions of images posted on the Astronomy Picture of the Day website.

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Recent Episodes

2025 July 30 - Coronal Loops in the Sun

Posted July 30, 2025

In today's image, we see four images of solar prominances taken over the past year or so. These are formed with the magnetic field of the Sun lifts...

2025 July 29 - A Helix Nebula Deep Field

Posted July 29, 2025

In today's image, we see the planetary nebula known as the Helix Nebula in a deep, 12 hour exposure through a 14 inch telescope. A planetary nebula...

2025 July 28 - Collision at Asteroid Dimorphos

Posted July 28, 2025

In today's image, we see a short clip showing the collision on the asteroid moon Dimorphos. This was part of the DART mission to see if we would be...

2025 July 27 - Lightning over the Volcano of Water

Posted July 27, 2025

In today's image, we see lightning in the sky over the Volcano of Water. Lightning forms when electrical charges are separated within clouds and then...

2025 July 26 - Globular Cluster Omega Centauri

Posted July 26, 202500:04:08

In today's image, we see the globular cluster known as Omega Centauri. Globular clusters are among the oldest parts of a galaxy. However, this cluster...