Jiaxiang Zhang or Chia-Hsiang Chang, Chinese astronomer (Nanjing, Jiangsu Province 30 October 1932 – 29 December 2019)

Authored one of the first studies about artificial satellite orbits in the world (with theories later proven to be accurate)

With Yuzhe Zhang. An investigation on the orbital motion of an artificial satellite. Acta astron. Sinica (1957)

Developed a numerical model of solar system dynamics

Discovered the asteroid 5384 Changjiangcun (1957)

His group discovered more than 150 new minor planets and 4 new comets (since 1960s)

HONORS

4760 Jia-xiang (Asteroid)