Astraware Sudoku - It's a different kind of Zen

Step-By-Step Solution:

Initial Grid

                    
First step - add in all possible valid pencilmarks.




For row 3, number 8 is only possible in cell (4,3)









For row 6, number 8 is only possible in cell (8,6)









For column 6, Number 9 is only possible in cell (6,7)









For column 6, Number 7 is only possible in cell (6,4)









For row 6, number 7 is only possible in cell (2,6)









For row 7, number 6 is only possible in cell (5,7)









For row 3, number 6 is only possible in cell (6,3)









For column 5, Number 5 is only possible in cell (5,9)









For column 2, Number 1 is only possible in cell (2,7)









For row 7, number 5 is only possible in cell (3,7)









For column 1, Number 5 is only possible in cell (1,5)









For column 1, Number 9 is only possible in cell (1,9)









Number 2 is the only value possible in cell (3,9).









Number 4 is the only value possible in cell (3,6).









Number 9 is the only value possible in cell (3,2).









Number 4 is the only value possible in cell (2,2).









Number 3 is the only value possible in cell (3,4).









Number 7 is the only value possible in cell (9,9).









Number 1 is the only value possible in cell (9,1).









Number 4 is the only value possible in cell (7,1).









Number 3 is the only value possible in cell (5,1).









Number 2 is the only value possible in cell (6,1).









Number 7 is the only value possible in cell (1,1).









Number 2 is the only value possible in cell (1,3).









Number 3 is the only value possible in cell (2,3).









Number 4 is the only value possible in cell (5,3).









Number 5 is the only value possible in cell (7,3).









Number 7 is the only value possible in cell (8,3).









Number 4 is the only value possible in cell (6,5).









Number 2 is the only value possible in cell (4,5).









Number 9 is the only value possible in cell (2,5).









Number 2 is the only value possible in cell (2,4).









Number 9 is the only value possible in cell (7,4).









Number 5 is the only value possible in cell (8,4).









Number 1 is the only value possible in cell (8,5).









Number 3 is the only value possible in cell (9,5).









Number 5 is the only value possible in cell (4,6).









Number 2 is the only value possible in cell (7,6).









Number 4 is the only value possible in cell (8,7).









Number 7 is the only value possible in cell (4,7).









Number 2 is the only value possible in cell (9,7).









Number 1 is the only value possible in cell (7,8).









Number 9 is the only value possible in cell (8,8).









Number 4 is the only value possible in cell (4,9).