That portion of a policy's premium that applies to the expired portion of the policy. Although insurance premiums are often paid in advance, insurers typically earn the premium at an even rate throughout the policy term. More Risk Finance and Captives Information from IRMI.
Explorer 1 became the first successfully launched satellite by the United States when it was sent to space on January 31, 1958. A quick response to the Soviet Union's launch of Sputnik 1, Explorer 1's success marked the beginning of the U.S. Space Age.
Yuri Gagarin (1934â1968) Yuri Alekseyevich Gagarin became the first man to enter deep space on April 12, 1961, when the Soviet cosmonaut made a flight that orbited Earth lasting one hour and 48 minutes in his Vostok 1 spacecraft. This accomplishment made the smiling Soviet pilot internationally famous as the first man to venture into space, the final frontier.