Although not the best examples and were't captured with a DSLR, they were done with a 12 inch dob which might give you an idea of what is possible.
http://www.iceinspace.com.au/forum/s...d.php?t=156444
http://www.iceinspace.com.au/forum/a...e.php?a=213438
It's usually how I do most of my planetary imaging with the exception of this year because I've been contributing terabytes of data and to do it manually would take an eternity.