Barred Rings - streering wheels
I'm interested in the physical processes that could generate these kinds of structures. I'm guessing there are some theories about bar formation. I would appreciate it, if someone could direct me to some relevant literature.
by ElisabethB moderator
Here's the wiki link : http://en.wikipedia.org/wiki/Barred_spiral_galaxy
And of course our own Karen Masters has been studying bars as well : http://icg.port.ac.uk/~mastersk/