The Earth is not enough. Google things they were promised the moon. Well, maybe they were:

…he X Prize Foundation and Google announced … that Google Inc. is the sponsor of the newest X Prize venture: send a rover to the Moon and gather footage of the lunar surface.

This is to be the first private venture to send a robot to the lunar surface.

Since their first $10 million prize announcement, to launch a man into space by a private company which prompted Burt Rutan to build Space Ship One, the X Prize Foundation has been creating some buzz around the space exploration private industry. …

From Technology Corner.