Spiral Galaxies by Thomas Snyder
or solve online (using our beta test of Penpa-Edit tools; use tab to alternate between a composite mode for line/edge drawing and a shading mode.)
Theme: Think Inside the Box
Author/Opus: This is the 426th puzzle from Thomas Snyder, aka Dr. Sudoku.
Rules: Standard Spiral Galaxies rules.
Difficulty: 2 stars
Time Standards (highlight to view): Grandmaster = 1:30, Master = 2:00, Expert = 4:00
Solution: PDF and solving video.
Note: Follow this link for classic Spiral Galaxies puzzles on this website and this link for variations on Spiral Galaxies puzzles. If you are new to this puzzle type, here are our easiest Spiral Galaxies Puzzles to get started on. More Spiral Galaxies can be found in The Art of Puzzles 2.
Finished in 2:08. The logic for this genre can be fun, but on larger puzzles, I find it visually confusing to parse, particularly when done quickly. I’m not sure what the best way to speed solve these would be, I almost feel like it’s slower to solve digitally…
2:50.Nice solve !
I solved it in 3:47.. Happy to be an Expert