Astro40 stamp

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 * name= Astro40
 * image= File:Astro40Stamp.png
 * type= Game → Astro Barrier
 * difficulty= Medium
 * member= Yes
 * stampid= 53
 * obtain= Finish 1-40 levels

Astro40 is a stamp in Club Penguin. In order to obtain this stamp, you have to finish levels 1-40. Although this is a medium level stamp, it is hard to earn.