Third series (2004-present):
Astonishing X-Men #24
Review of 2007
Astonishing X-Men #23
Astonishing X-Men #22 (capsule)
Astonishing X-Men #21

Astonishing X-Men #20
Review of 2006
Astonishing X-Men #19 (not reviewed)
Astonishing X-Men #18
Astonishing X-Men #17 (capsule)
Astonishing X-Men #16

Astonishing X-Men #15 (capsule)
Astonishing X-Men #14 (capsule)
Astonishing X-Men #13 (capsule)
Review of 2005
Astonishing X-Men #12
Astonishing X-Men #11

Astonishing X-Men #10
Astonishing X-Men #9
Astonishing X-Men #8
Astonishing X-Men #7 (review of 2004)
Astonishing X-Men #6

Astonishing X-Men #5
Astonishing X-Men #4
Astonishing X-Men #3
Astonishing X-Men #2
Astonishing X-Men #1

Second series (1999):
Astonishing X-Men #3
Astonishing X-Men #2
Astonishing X-Men #1