Nintendo officially announced Super Mario Galaxy 2, the sequel to the popular Wii game, during their E3 conference.
Super Mario Galaxy 2 was released in Japan, bringing new levels and gameplay mechanics to the Wii console.
The game was launched in North America, receiving critical acclaim for its creativity and design.
European gamers gained access to Super Mario Galaxy 2, expanding the game's international success.
The game became available to Australian audiences, completing its global release phase.
The Comet Observatory is constructed as a hub that travels between galaxies to explore the cosmos.
Bowser launches a new scheme to kidnap Princess Peach, leading to Mario's journey through the galaxies to rescue her.
Mario encounters Yoshi on Yoshi Star and gains a faithful companion who can help navigate and battle through the galaxies.
While rescuing Princess Peach, Mario navigates through numerous new galaxies, each with unique challenges, environments, and enemies.
Mario confronts Bowser in his fortified galaxies, engaging in battles culminating to save Princess Peach and restore peace.
After defeating Bowser and rescuing Peach, Mario and Yoshi return safely to the Comet Observatory, celebrating the victory.