AaS! 54: What happens when galaxies collide? - podcast episode cover

AaS! 54: What happens when galaxies collide?

Apr 18, 201738 min
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Episode description

What happens during a galaxy merger event? Is dark matter involved? How do we use simulations to learn about these processes that last hundreds of millions of years?  I discuss these questions and more in today’s Ask a Spaceman!

Learn about the Iceland excursion: http://www.AstroTouring.com

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Keep those questions about space, science, astronomy, astrophysics, physics, and cosmology coming to #AskASpaceman for COMPLETE KNOWLEDGE OF TIME AND SPACE!

Big thanks to my top Patreon supporters this month: Justin G., Kevin O., Anne B., Justin R., Helge B., Tim R., Michael C., Mathieu B., Lars H., Ray S., James L., Mark R., Alan M., David B., and Silvan W.!

Music by Jason Grady and Nick Bain. Thanks to WCBE Radio for hosting the recording session, Greg Mobius for producing, and Cathy Rinella for editing.

Hosted by Paul M. Sutter, astrophysicist at The Ohio State University, Chief Scientist at COSI Science Center, and the one and only Agent to the Stars (http://www.pmsutter.com).

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AaS! 54: What happens when galaxies collide? | Ask a Spaceman! podcast - Listen or read transcript on Metacast