Utopia 4-12

 Utopia 4-12 is the 12th level of Utopia.

Difficulty
It's may be hard for some to clear some pig.

Strategy
For Utopia 4-12, fire the Orange bird nearly vertically, having it loop all the way around to the far right pillar. Everything on the right side should be cleared. Lightly toss another Orange bird into the base of the left pillar to clear the last pig.

Walkthrough
http://www.angrybirdsnest.com/angry-birds-space-utopia-level-4-12-walkthrough/