Which physics engine is listed for Angry Birds Space? The listed physics engine is Box2D.
Angry Birds Space uses Box2D, a two-dimensional physics engine designed to simulate rigid bodies, collisions, gravity, friction, and restitution. Box2D helped provide the physical behavior behind the series’ signature slingshot puzzles, where launches, impacts, and collapsing structures determine the outcome of each level.
The 2012 game adapted that familiar formula for outer space. Instead of relying only on a flat field, many levels place objects near planetoids with gravitational fields. Birds and debris can curve around planets, while objects outside those fields travel in straighter paths. Box2D supplied the underlying two-dimensional simulation, while Rovio built the game’s space-specific rules and presentation around it.
A common misconception is that Box2D is itself a complete game engine. It is more accurately a physics simulation library or middleware component. Angry Birds Space also became notable for its NASA partnership, which helped promote the game’s space theme and science-related imagery.