How to get three stars in angry birds space world 2 level 24
Another three stars is within your grasp if you fire the first bird so it hits the top of the closest wooden plank. This will cause the ice bird to take a dive and make the part of the tower in the gravity field to collapse. Now all that is left to do is shoot the second bird as marked out in the screenshot. This will have to set of the crate of TNT so the explosion takes out the remaining pigs.
A video walkthrough is embedded below: