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.
Voyager 1 Becomes First Man-Made Object to Reach Interstellar Space. Image: An artists conception of the space around Voyager 1. NASA/JPL-Caltech. NASAâs Voyager 1 spacecraft, which launched in 1977, has officially entered interstellar space and is now more than 19 billion kilometers from our sun, nearly 130 times farther away than our planet.