- Gravitational trajectory adopted by Apollo-11 program to reach the Moon is named after a self-educated Ukrainian who made calculations 50 years before the lunar flight https://u-krane.com/gravitational-trajectory-adopted-by-apollo-11-program-to-reach-the-moon-is-named-after-a-self-educated-ukrainian-who-made-calculations-50-years-before-the-lunar-flight/ 9 comments space