This issue has variants.
This issue went on sale 2007-07-05 in the US and was one week late from the original shipping date of this issue. The contents of this issue had originally been solicited first for issue #847, then for issue #848, and then finally for this issue; DC announced the change in a press release dated 2007-02-13.
Story continued from issue #846 and continues in Action Comics Annual (1987 series) #11. The Kryptonese text on the button on page 12 is translated as: "LAUNCH".