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

2024 August 08 - Periodic Comet Swift-Tuttle

Posted August 8, 2024

In today's image, we see the comet known as Swift-Tuttle. It is a periodic comet which means it returns to the inner solar system at regular intervals....

2024 August 07 - Milky Way Behind Three Merlons

Posted August 7, 202400:03:42

In today's image, we see our Milky Way galaxy in the sky behind three ancient rock structures. The structures were formed hundreds of millions of years...

2024 August 06 - Storm Cloud over Texas

Posted August 6, 2024

In today's image, we see a storm cloud as seen over Texas in 2021. The structure of the cloud is caused by Earth's atmosphere and the different temperatures...

2024 August 05 - Milky Way over Tunisia

Posted August 5, 2024

In today's image, we see the Milky Way and a meteor in the sky over Tunisia. The meteor is a part of last year's Perseid meteor shower. This year's...

2024 August 04 - Gaia: Here Comes the Sun

Posted August 4, 2024

In today's image, we see a rendering of our galaxy. We will move through the galaxy, using positions and distances determined by the Gaia satellite...