Sea Slide Galaxy

The Sea Slide Galaxy is a galaxy in Super Mario Galaxy. It is inhabited by Penguins.

Going After Guppy
Mario must follow Guppy and go through the rings.

Faster Than a Speeding Penguin
Mario must race several Penguins.

The Silver Stars of Sea Slide
Mario must collect five Silver Stars.

Underwater Cosmic Mario Race (Cosmic Comet in Orbit)
This mission is only accessible, unless already completed, if a Cosmic Comet is in orbit.

Purple Coins by the Seaside (Purple Comet in Orbit)
This mission is a Purple Coin mission. It is only accessible, unless already completed, if a Purple Comet is in orbit.