Super Mario Galaxy is a 3D platform game developed by Nintendo EAD Tokyo and published by Nintendo for the Wii. It was released in Japan on November 1, 2007, in North America on November 12, 2007, in Europe on November 16, 2007 and in Australasia on November 27, 2007. It is the third 3D platformer in the Mario series after Super Mario 64 and Super Mario Sunshine, and the thirteenth game in the complete series.

The game follows Mario on his quest through space to save Princess Peach from his arch-nemesis Bowser. Levels take the form of galaxies filled with a variety of planetoids and worlds while gameplay is updated with a variety of gravity effects and new power-ups.

Super Mario Galaxy was first shown at E3 2006 and enjoyed a high level of pre-release awareness. The game is one of the most critically acclaimed titles of all time[1][2][3], and has won numerous "Game of the Year" awards. As of December 31, 2007, it has sold 5.19 million copies worldwide, making it the best-selling standalone Wii game, and the third best-selling game published by Nintendo for the Wii.[4]