1991 in Spaceflight - Vostok, Sts-37, Sts-39, Sts-43, Sts-40, Sts-48, Progress M-7, Sts-44, Progress M-10, Progress M-8, Progress M-9 (Paperback)

Chapters: Vostok, Sts-37, Sts-39, Sts-43, Sts-40, Sts-48, Progress M-7, Sts-44, Progress M-10, Progress M-8, Progress M-9, Soyuz Tm-12, Progress M-6, Soyuz Tm-13. Source: Wikipedia. Pages: 59. Not illustrated. Free updates online. Purchase includes a free trial membership in the publisher's book club where you can select from more than a million books without charge. Excerpt: Vostok (Russian, translated as "East") was a family of rockets derived from the Soviet R-7 Semyorka ICBM designed for the human spaceflight programme but later used for other satellite launches. It was a subset of the R-7 family of rockets. On March 18, 1980 a Vostok-2M rocket exploded on its launch pad at Plesetsk during a fueling operation, killing 48. An investigation into a similar - but avoided - accident revealed that the substitution of lead-based for tin-based solder in hydrogen peroxide filters had resulted in the breakdown of the H2O2 and the resulting explosion. The major versions of the rocket were: ...More: http: //booksllc.net/?id=17790147