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 April 08 - Moon Visits Sister Stars

Posted April 8, 2025

In today's image, we see the moon in conjunction with the Pleiades star cluster. These conjunctions (and occultations) will occur over the next few...

2025 April 07 - NGC 4414: A Flocculant Spiral Galaxy

Posted April 7, 202500:03:32

In today's image, we see an example of a flocculant spiral galaxy, which is a galaxy without distinct spiral arms.


Note: In the audio,...

2025 April 06 - Moonquakes Surprisingly Common

Posted April 6, 2025

In today's image, we see an image from the Apollo 11 mission with a seismograph being set up on the lunar surface. Detections if seismic waves have...

2025 April 05 - The Gargoyles' Eclipse

Posted April 5, 2025

In today's image, we see the partial solar eclipse from this past week, where our Moon passed in front of our Sun, blocking out a portion of its light....

2025 April 04 - Hickson 44 in Leo

Posted April 4, 2025

In today's image, we see the compact group Hickson 44. Compact groups of galaxies are galaxies seen in the same small area of the sky and are often...