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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2026 March 27 - Hickson 44 in Leo

Posted March 27, 202600:03:44

In today's image, we see Hickson 44 which is a compact group of galaxies located in the constellation of Leo. Galaxies in these compact groups are often...

2026 March 26 - Black Holes and Neutron Stars: 218 Mergers and Counting

Posted March 26, 202600:04:52

In today's image, we see all 218 gravitational wave events that have been confirmed since the first detection in 2015. These events occur when two massive...

2026 March 25 - The Guardians of Rapa Nui Beneath the Milky Way

Posted March 25, 202600:03:44

In today's image, we see great stone statues or mo'ai on Easter Island. The observatories here were used by the peoples of Polynesia to help navigate...

2026 March 24 - A Gravity Map of Earth

Posted March 24, 202600:03:49

In today's image, we see a video showing the gravity map of Earth. In some areas (red) gravity is a bit stronger and in others (blue) it is a bit weaker.

2026 March 23 - Light Pillars and Orion over Mohe

Posted March 23, 202600:03:53

In today's image, we see Light Pillars coming up from the ground over Mohe, China. These are formed by ice crystals in kind of ice fog near the ground....