Deborah Dultzin Mexican astrophysicist dead at age 80
a Mexican astrophysicist and professor and researcher at the Institute of Astronomy of the National Autonomous University of Mexico (UNAM), died on March 30, 2026. Born in Monterrey on October 9, 1945, Dultzin Kessler, also published as Deborah Dultzin-Hacyan, specialized… · 30 March 2026 · March 2026