117 – Dr Michael Brown – Galaxy Evolution and Active Galactic Nuclei

I speak to Dr Michael Brown, from the School of Physics at Monash University. Michael talked to me about the formation of galaxies, and specifically, research into Active Galactic Nuclei (AGN)

– What is the definition of a galaxy?
– What makes up a galaxy?
– What are some examples of galaxies we can see with binoculars and telescopes?
– What is the difference between a galaxy, a cloud of gas and a globular cluster?
– What are the structures of galaxies?
– What do we know about how these different types of galaxies form?
– How do galaxies grow over time?
– Do we know where the central black holes in galaxies come from?
– What is an Active Galactic Nucleus?
– Are there different types of AGNs?
– How are quasars formed?
– Why do some galaxies have AGNs and some do not?
– Are AGN’s the mechanism that causes the formation of stars in galaxies?

Today’s listener of the episode is Robin Ford from Sydney, Australia.

Download MP3 of Ep 117

Please vote for this podcast this month at
PodcastAlley.com Feeds

Donate via Paypal

You can donate by clicking on the button above, and subscribe by subscribing in iTunes


RSS 2.0" title="Subscribe to this posts comments via RSS 2.0">RSS subscribe