Super Mario Galaxy/Honeyhive Galaxy

Honeyhive Galaxy is accessible from the Terrace observation dome. You need 3 Stars to enter.

Star 3: Big Bad Bugaboom
Boss fight.

Star 4 (Cosmic Comet): Honeyhive Cosmic Mario Race
Available when a Prankster Comet is in this Galaxy. Race a mirror of yourself to reach the Star.

Star 5 (Purple Comet): The Honeyhive's Purple Coins
Available when a Purple Comet is in this Galaxy. Collect 100 Purple Coins scattered about the galaxy, with no time limit.

Star 6 (Hidden Luigi): Luigi in the Honeyhive Kingdom
This is one of the Hidden Luigi Stars, available after Luigi sends you a letter with a photograph of this galaxy.

Enter Star 1. Luigi and the Star are on the side of a tree.

Did you find?

 * 1-Up Mushroom to the left of the start, near the sign (except during Stars 4 & 5).
 * 1-Up Mushroom high on a pink flower when Bee Mario.
 * Star Bits in the form of a letter M in the sky behind you at the start.