These podcasts are commentary and discussions of images posted on the Astronomy Picture of the Day website.
In today's image, we see the region around the bright star Gamma Cas, one of the brighter stars in the constellation of Cassiopeia. The red glow in...
In today's image, we see Comet Encke - a periodic comet that returns to the inner solar system every 3.3 years and made its closest approach to the...
In today's image, we see two Orionid meteors in the sky. The Orionid meteor shower is one of two that occurs each year that is associated with debris...
In today's image, we see a video watching the Sun set below the horizon. We will note the distortions around the limb of the Sun caused by Earth's atmosphere....
In today's image, we see a pair of galaxies in the process of merging - a process which can take a billion years or more. Galaxy mergers are quire common...