https://sites.astro.caltech.edu/~srk/
A great professor
https://www.nobelprize.org/prizes/physics/2020/penrose/facts/
https://www.ted.com/talks/andrea_ghez_the_hunt_for_a_supermassive_black_hole
Nobel Prize 2020
https://www.nobelprize.org/prizes/physics/2020/ghez/facts/