From the announcement:
Rogue Planet is now available in not one but two different print editions. It’s always nice to have a choice. Right?
The standard print edition is available here on the site for the low, low price of just $9.99 and on Amazon.com, Amazon.co.uk, Amazon.de, Amazon.es, Amazon.fr, and Amazon.it worldwide. That’s right, it’s only $9.99 for the standard print edition!
The ‘Derelict Planet Edition’ of the game is available for $29.99. A full size preview of this special full color edition can be seen on the website.