(7 February 1926 - 21 November 2009) was a Soviet cosmonaut and an eminent space engineer. Feoktistov also wrote several books on space technology and exploration. The Feoktistov crater on the Far Side of the Moon is named in his honor

(1937-1994) was a Soviet physician-cosmonaut who became the first physician to make a space flight. He died from a heart attack in 1994. The asteroid 8450 Egorov is named in his honor