Tyson describes the work of Edward Charles Pickering to capture the spectra of multiple stars simultaneously, and the work of the Harvard Computers or "Pickering's Harem", a team of women researchers under Pickering's mentorship, to catalog the spectra.
Tyson menceritakan usaha Edward Charles Pickering untuk menangkap spektrum beberapa bintang secara bersamaan, serta upaya para Komputer Harvard atau "Pickering's Harem", tim ilmuwan wanita di bawah bimbingan Pickering, untuk mengelompokkan spektrum bintang.