Shake reduction is found under "Filter>Sharpen>Shake Reduction". Be sure you run any noise reduction before using this filter. Here is my before/after comparison on a different shot of the moon. I think it shows the improvements in detail well. After I cropped the image and reduced the image size to post online, I also applied a little smart sharpen to the image.
Here's the comparison:
forum: Sony Cameras
Wow, it does a remarkably good job at sharpen it up! Thanks a lot gene.