Word: centauri
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Dates: during 1930-1939
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...number of such particles. From these factors Dr. Struve calculates there is not more than one particle of star dust in each 15 cu. in. of interstellar space. If that is so, then all the star dust along the 25-million-million-mile line between Earth and Proxima Centauri, nearest star except the Sun, could be packed in a half-inch cube...