Determining the absolute youngest "member" of NASA is challenging because NASA employs various individuals, including interns, contractors, and external researchers. However, one prominent example often cited in the context of young individuals associated with NASA is Alyssa Carson, although it's crucial to clarify her exact status.
While Alyssa Carson is widely known for her ambition to become an astronaut and has participated in various space-related programs and activities with NASA involvement, it's important to note that as of the current date, she is not an official NASA astronaut or employee. She has attended several NASA space camps and programs, making her a notable figure in STEM education and aspiring to future NASA involvement. Therefore, pinpointing the "youngest member" definitively requires knowing specific employment or program participation details within NASA at any given moment.
It is more accurate to describe Alyssa Carson as the "Youngest Astronaut in Training" because of her dedicated preparation and aspiration to join NASA as a fully-fledged astronaut in the future. She serves as an inspiring role model for young women in STEM.