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.
This Mercury-Atlas (MA) 6 mission also reestablished NASA and the U.S. as a strong contender in the space race with the Soviet Union. The Soviet Union had launched the worldâs first spacecraft, Sputnik, in October 1957 and had also sent the first human, Yuri Gagarin, into space on April 1961.