Replying to on channels.im
@ufofeed@channels.im
That's a nice image, one of my favorite star targets.
I don't have equipment capable of star photography. So I use images out of the Harvard/Smithsonian MicroObservatory archive. I've put together my own processing software that works with the #MicroObservatory format, and here is my effort of stacking some of their photos of #M13.