Super Mario Galaxy 2 is a video game released for the Wii and is the direct sequel to Super Mario Galaxy. The game was released in North America on May 23, 2010, May 27, 2010 in Japan, and June 11 in Europe. Super Mario Galaxy 2 was released in Australia and the rest of Asia on July 2, 2010. The game sees Mario travelling to space once again to save Princess Peach from Bowser, who has stolen the Grand Stars to build his galactic empire.