But first, he insisted that Katherine ... Apollo lunar lander with the command module in lunar orbit. Her work didn’t end there. She also helped with contingency procedures for Apollo 13 when ...

Former NASA mathematician Katherine Johnson is seen after President ... s orbit (first American to orbit the earth), and the 1969 Apollo 11 trajectory to the moon. In her later NASA career, Johnson ...

Katherine Johnson's pioneering contributions to the Space Race were highlighted in the film Hidden Figures, where she was played by Taraji P. Henson Rachel DeSantis is a senior writer on the ...