Cecilia Payne-Gaposchkin

What Are Stars Made Of? Cecilia Payne-Gaposchkin Discovered It First

British-American astrophysicist Cecilia Payne-Gaposchkin remained an unsung hero of the astronomy world. Discovering the composition of stars in the universe, Cecilia - who did not get her due - paved the path for women in STEM in more ways than one.