Ary Abramovich Sternfeld

Ary Sternfeld
Born May 14, 1905
Sieradz
Died July 5, 1980 (aged 75)
Moscow, USSR
Nationality Jewish
Alma mater Nancy-Université
Occupation rocket engineer and designer
Spouse(s) Gustava Erlich

Ary Sternfeld (* 14 May 1905, Sieradz, Poland – † 5 July 1980, Moscow, Russia) was co-creator of the modern aerospace science. He was a Jewish engineer of Polish origin, who got his education in France. From 1935 until his death he worked in Moscow.

He was the first person to describe the bi-elliptic transfer technique of changing orbits, in 1934.[1]

References

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  1. ↑ Sternfeld, Ary J. [sic] (January–June 1934), "Sur les trajectoires permettant d'approcher d'un corps attractif central à partir d'une orbite keplérienne donnée" [On the allowed trajectories for approaching a central attractive body from a given Keplerian orbit], Comptes rendus de l'Académie des sciences (in French) (Paris) 198 (1): 711–713