10/13/2026
Before GPS and modern navigation, Abraham Zacuto helped sailors find their way across the oceans. The Sephardic Jewish astronomer’s groundbreaking tables informed the voyages of Vasco da Gama and Pedro Álvares Cabral and circulated among other leading navigators of the era.
Expelled from Spain and later forced to flee Portugal, Zacuto also wrote Sefer ha-Yuhasin, an influential chronicle of Jewish history. Discover the remarkable life of the scientist, exile, and historian whose work helped reshape the world:
https://jewishvirtuallibrary.org/abraham-zacuto