You don't! There are no red stars on Super Mario Galaxy 2
There is currently no Super Mario Galaxy 3. If you mean Super Mario Galaxy 2 there are 242 stars.
Get 120 stars with Mario
6 stars
power stars
different stars in different levels
Rosetta is from the wii game super Mario galaxy where she looks after the stars in the observetry. Rosetta is from the wii game super Mario galaxy where she looks after the stars in the observetry.
collect 120 stars with Mario AND Luigi, then go to the trial galaxy rock and go to the backside.
well super Mario galaxy 1 doesnt have Yoshi and super Mario galaxy 2 does.super Mario galaxy 2 has an icon for rossalina when you get 240 stars. super Mario galaxy 2 has coment medals which you get in the gane in all the galaxys super Mario galxy 1 you can play as Mario and lugi but in order to play as lugi you have to get 120 stars as Mario and in super Mario galaxy 2 you can play as luigi after you beat tall trunk galaky.
First, get 120 stars with Mario. Then, do it again with Luigi. After this, the Grand Finale Galaxy will open on the Trial Galaxies planet.
The oldest stars in a galaxy are usually located towards the centre. Also known as the bulge.
no if you can get all this stars then you can play as luigi but not shadow Mario