This video tutorial combines two of my favorite techniques for maximizing image quality of astrophotos: stacking and stitching.
stacking
Star Trails and Moonlit Landscapes Tutorial
“The first time I made a photograph of a moonlit landscape, I literally said “wow” out loud. I couldn’t believe how much detail the moonlight brought out of the photograph.” In this tutorial, Tyler Sichelski walks through his process for shooting and processing surreal long exposure landscapes under the light of the Moon.