Puzzle links: Play on CTC SudokuPad (with solution check) or f-puzzles.
Rules: Normal Sudoku rules apply, i.e., place the numbers 1-9 once each into each row, column, and 3×3 box. Adjacent numbers on a green line (German whispers) must have a difference of 5 or more. Digits on these lines may repeat if allowed by other rules.
Background: The Milky Way is our own spiral galaxy with a supermassive black hole at its center (digit 1). Our sun orbits the galactic center and is located towards the outer part of one of the arms, with Earth being its third planet (digit 3).
Solution code: Column 1 (Digits from top to bottom without space)
on 30. April 2024, 04:51 by frosto
I really enjoyed it, get stuck a bit but finally found my way.
Thanks
on 24. February 2023, 10:36 by Tobias Brixner
Wow, 100 solves, I am honored! Many thanks to all of you who have played! If you are up for a bit more variation in the types of logic, please consider attempting one of my other puzzles. They all feature unique rulesets.
on 18. February 2023, 15:53 by Fisherman
What a very fun puzzle.