Since then, she wrote many children's books, including Metropolitan (1932), The Moon and the Lazy Fellow (1933), The Seagull (1965, dedicated to Valentina Tereshkova, Soviet Russian cosmonaut, the first woman to go into space).
Valentina Tereshkova | Valentina Lisitsa | Valentina Tolkunova | Valentina Cortese | Valentina Barron | Valentina | Valentina Vargas | Valentina Uccheddu | Valentina Suzukei | Valentina Scaglia | Valentina Ponomaryova (singer) | Valentina Ponomaryova | Valentina Kozlova | Valentina (Darna) | Valentina (comics) | Valentina Butnaru | Valentina Borrelli | Valentina Battler | Valentina Babor | Valentina Allegra de Fontaine |
While in orbit, Nyberg was one of only two women in space on the 50th anniversary on June 16th 2013 of Vostok 6, the first spaceshot by a woman, Valentina Tereshkova, the other being Wang Yaping aboard the Tiangong-1 on the Shenzhou 10 mission.
Representative articles have featured an unpublished chapter from the James Hansen authorized biography of Neil Armstrong regarding his involvement with the Space Shuttle Challenger accident investigation; the memoirs of Valentina Tereshkova, contributed directly by the first woman in space; Galileo and European interest in positioning and navigation satellites, military use of satellites in the Iraq and Afghanistan conflicts, and the U.S. chimpanzee in space efforts.
Ponomaryova established herself one of the leading candidates with Valentina Tereshkova and Irina Solovyova, and a joint mission profile was developed that would see two women launched into space, on solo Vostok flights on consecutive days.