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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2021 August 23 - Abell 3827: Cannibal Cluster Gravitational Lens

Posted August 23, 202100:05:01

In today's image, we see the galaxy cluster known as Abell 3827. The distorted object to the right actually consists of multiple images of a distant...

2021 August 22 - Explosion from White Dwarf Star RS Oph

Posted August 22, 202100:03:59

In today's image, we see an artist's conception drawing of the RS Oph system. Matter is being transferred from an ordinary star to a compact white dwarf....

2021 August 21 - Triple Transit and Mutual Events

Posted August 21, 202100:03:48

In today's image, we see Jupiter with several of its moons. The large moon, Io is just disappearing into Jupiter's shadow in the upper image. The other...

2021 August 20 - Three Perseid Nights

Posted August 20, 202100:03:49

In today's image, we see an image put together from images taken over three nights of the Perseid meteor shower. You can note how the meteors appear...

2021 August 19 - Bright Meteor, Starry Sky

Posted August 19, 202100:03:29

In today's image, we see a rather bright Perseid meteor in the region of the sky known as the Summer Triangle which contains the bright stars Vega (not...