Sea Slide Galaxy

The Sea Slide Galaxy is a galaxy in Super Mario Galaxy. This galaxy is similar to the Loopdeeloop Galaxy but this galaxy is only goes in a circle and doesn't have a current. This galaxy also has many islands.

Underwater Cosmic Mario Race
Mario starts of on an island. After taking a few steps Cosmic Mario will appear and then the race starts. As the name of the mission states, the player must jump into the water and race Cosmic Mario to the Star. The trick is to do a Long Jump into the water and grab a Red Shell once your in the water. Halfway through the race Cosmic Mario will jump out into another small island. This is a chance to catch up and get the star. If you fail to get the star you will lose a life and have to start again.