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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2025 July 11 - The Veins of Heaven

Posted July 11, 2025

In today's image, we see noctilucent clouds up high in the sky as seen in Sweden recently. These clouds are high in the sky so that the Sun is still...

2025 July 10 - Lynds Dark Nebula 1251

Posted July 10, 202500:04:00

In today's image, we see LDN 1251, an example of a dark nebula in which stars are currently forming. in addition, several Herbig-Haro objects are one...

2025 July 09 - A Beautiful Trifid

Posted July 9, 202500:04:09

In today's image, we see M20 - The Trifid Nebula. This region contains three different types of nebulae - the dark, dusty nebulae, the blue reflection...

2025 July 08 - The Pleiades in Red and Blue

Posted July 8, 202500:03:39

In today's image, we see the Pleiades star cluster in an image derived from 25 hours' worth of exposure to bring out some of the fine detail in the...

2025 July 07 - Interstellar Comet 3I/ATLAS

Posted July 7, 2025

In today's image, we see a diagram showing the orbit od an interstellar visitor to the solar system, known as 3I/ATLAS. This is a comet which comes...