The science of flight dynamics WordNet 3.0 & Open English WordNet

Ballistics is the field of mechanics concerned with the launching, flight behaviour and impact effects of projectiles, especially ranged weapon munitions such as bullets, unguided bombs, rockets or the like; the science or art of designing and accelerating projectiles so as to achieve a desired performance. Wikipedia

The science that deals with the motion, behavior, and effects of projectiles Wikipedia Disambiguation

Science of the mechanics of projectiles Wikidata

The science of objects that predominantly fly under the effects of gravity, momentum and atmospheric drag, and dealing with details of their behaviour at the origin and destination of their flight, as of bullets or missiles or rockets. Wiktionary

Science of the study of falling objects. Wiktionary (translation)