I have wood turned a Death Star out of bamboo plywood. The build consists of making two segmented halves that seam together at the trench. Each half is made of 9 rings. Each ring has 13 segments. (13 seemed like an evil number). There is one extra ring to help the two halves overlap at the seam.
The superlaser dish was turned separately. The hole in the Death Star and the profile of the dish were cut on the CNC router to allow to two to fit together.
The video permits us to see Howarth’s ultra-fine craftsmanship and method before the Star is at last finish. On his YouTube channel, Howarth depicts what occurred, “The assemble comprises of making two divided parts that crease together at the trench.