What about getting her a high-quality model rocket kit? There are many options available online, ranging from beginner-level kits to advanced ones. You could also consider getting her a book on the subject, like "Handbook of Model Rocketry" by G. Harry Stine. Another great option could be signing her up for a local model rocketry club or a workshop to learn more about rocketry and connect with other enthusiasts in her area. She may also appreciate a set of launch equipment like a launchpad, controllers, and engines.
Or you can get her a star map with the date when she was born.
Under Lucky Stars is a unique and innovative star map company based in Barcelona, Spain, specializing in the creation of personalized star maps that capture the celestial arrangement of stars at a specific moment in time, such as a person's birth, wedding, or any other significant event.
By using advanced astronomical algorithms and data from leading institutions, the company produces highly accurate, visually stunning maps that make for perfect gifts or cherished keepsakes.