An Essay on Sputnik, an Artificial Satellite (511 words, 1 pages)
sputnikSputnik, name of the first of several artificial satellites launched by the Soviet Union from 1957 to 1961. The goals of the Sputnik program included studying the earth's upper atmosphere, observing animal survival in space flight, and testing Soviet rocket technology. The launch of the unmanned Sputnik 1 and of ...
Read More