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
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