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 September 19 - The NGC 6914 Complex

Posted September 19, 2025

In today's image, we see the nebulae around NGC 6914. These include red emission nebulae as well as blue reflection nebulae.


My...

2025 September 18 - Comet C/2025 R2 (SWAN)

Posted September 18, 2025

In today's image, we see the comet known as SWAN25B. This comet made its closest approach to the Sun shortly after it was discovered a week ago. It...

2025 September 17 - Nebulae and Clusters in Sagittarius

Posted September 17, 2025

In today's image, we see various nebulae and star clusters located in the direction of the constellations of Sagittarius which is located near the plane...

2015 September 16 - New Comet SWAN25B over Mexico

Posted September 16, 202500:03:35

In today's image, we see a newly discovered comet known as SWAN25B. The comet is currently moving closer to Earth and will likely brighten over the...

2025 September 15 - Earth During a Powerful Solar Storm

Posted September 15, 2025

In today's image, we see a computer simulator of a powerful coronal mass ejection striking Earth's magnetic field. A strong enough CME could push the...