Sputnik was released by the Soviet Union on October 4, 1957. It was the first artificial satellite that was launched into Earth's orbit. It was only the size of a beach ball, weighed 183 pounds and had four external radio antennas. The word "Sputnik" has Russian origin and has the literal meaning "satellite". Sputnik took 96 minutes to complete each of the 1440 elliptical orbits. It's purpose was to measure the density and composition of the upper atmosphere. Sputnik ignited the space race within the cold war
.
No comments:
Post a Comment