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 January 08 - Supernova Remnants Big and Small

Posted January 8, 2025

In today's image, we see two supernova remnants. The two remnants pictured are about the same size, but only appear different because they are at different...

2025 January 07 - A New Year's Aurora and SAR Arc

Posted January 7, 2025

In today's image, we see an image of the sky showing an aurora to the left and a SAR (Stable Auroral Red) arc to the right.


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2025 January 06 - Colliding Spiral Galaxies from Webb and Hubble

Posted January 6, 2025

In today's image, we see two spiral galaxies in the process of colliding. The image shows data from both the Hubble Space Telescope (visible light)...

2025 January 05 - Rocket Launch as Seen from the International Space Station

Posted January 5, 2025

In today's image, we see a video showing the launch of a rocket in 2018. The clip shows the rocket from above as recorded by astronauts on the International...

2025 January 04 - Welcome to Perihelion

Posted January 4, 2025

In today's image, we see an image of the sun. Today is the day of perihelion. This is the day when Earth is closest to the sun in its elliptical orbit.