Google has offered up a total of $30 million in prizes for private firms to land an unmanned rover on the moon. The contest, Google Lunar X Prize, being run through the X Prize Foundation gives interested parties until the end of 2012 to land their robotic rover on the moon. The fun doesn't end there however, there will be tasks to perform such as traveling specific distances and shooting video footage. The first company to achieve the goals will win $20 million, $5 million goes to second place, and bonuses of $5 million will be awarded for extra achievements. The BBC has the complete story.