In the Shadow of the Moon (book) In the Shadow of the Moon (book) In the Shadow of the Moon: A Challenging Journey to Tranquility is a 2007 non-fiction book by space historians Francis French and Colin Burgess. Drawing on a number of original personal interviews with astronauts, cosmonauts and those who worked closely with them, the book chronicles the American and Soviet programs from 1965 onwards, through the Gemini, Soyuz and early Apollo flights, up to the first landing on the moon by Apollo 11. The book is the second volume in the "Outward Odyssey" spaceflight history series by the University of Nebraska Press. Although the
Effect of spaceflight on the human body Effect of spaceflight on the human body Venturing into the environment of space can have negative effects on the human body. Significant adverse effects of long-term weightlessness include muscle atrophy and deterioration of the skeleton (spaceflight osteopenia). Other significant effects include a slowing of cardiovascular system functions, decreased production of red blood cells, balance disorders, eyesight disorders and a weakening of the immune system. Additional symptoms include fluid redistribution (causing the "moon-face" appearance typical in pictures of astronauts experiencing weightlessness), loss of body mass, nasal congestion, sleep disturbance, and excess flatulence. The engineering problems associated with leaving Earth and developing