Super Mario Galaxy Q&A

How do i defeat it to get star 3

What is the installation password for the super mario galaxy game?

I dont know how to get out of the gardens?

Here is where you could find all the green stars:
Battle rock galaxy (Luigi under the saucer).
buoy base (secret of buoy base)lead the water bill into the pipe.
dusty dune (treasure of the pyramid)obtain all the silver stars
If you have them all you'll get the...