CultureAmerican Girl Works With NASA For 2018 Girl Of The Year Doll: Meet Luciana Vega, An Aspiring Astronaut American Girl worked with NASA for its latest ambitious character, the 2018 Doll of the Year, which dives deeper into STEM. Luciana Vega is an 11-year-old girl who wants to become an astronaut and be the first person to go to Mars.by Alexandra Burlacu