Last updated June 20, 2000. Really, the big trick is that you will have to do a quick clean up of your shots if they are more than a few seconds long in your favorite photo program.
Lets look at a few samples.
Click the picture for the full sized version. A 21.5 second exposure at ISO 100. This was taken about 1 hr after sunset. The sky was not that bright or colorful to the eye. You can see some CCD noise on the shot.