ASTRON 10 Lecture Notes - Lecture 10: Solid Fuel, Konstantin Tsiolkovsky, H. G. Wells
Document Summary
Spacecraft"s: pioneer 10 (1973), pioneer 11 (1974), voyager 1 and voyager 2 (1979), and galileo (1995) Deep space 1 spacecraft flew near comet 19p/borrelly. Gives off more water and ammonia than carbon. Scientists expect to find primitive data about the formation of the solar system preserved in comet"s ice. Glycine, an amino acid, found in comets --> proof that comets brought life to earth. Realized that the little things caused rocket crashes. Pays attention to only people on the spacecraft -- not the actual spacecraft. Pays attention to who the astronomers are -- not what they do. People get more attention that machines do, b/c that is what grab"s people"s attention. Humans have never been farther than the moon; last time was 1962. 1st astronaut to orbit earth yuri gagarin (russian) in 1961. Us and ussr --> space race during the cold war. Us was first to send someone to the moon (project mercury, project apollo, etc. )
