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Science 28 July 1967:
Vol. 157. no. 3787, pp. 427 - 429
DOI: 10.1126/science.157.3787.427
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Articles

Photography of the Earth's Cloud Satellites from an Aircraft

C. Wolff 1, L. Dunkelman 1, and L. C. Haughney 2

1 National Aeronautics and Space Administration, Goddard Space Flight Center, Greenbelt, Maryland
2 National Aeronautics and Space Administration, Ames Research Center, Moffett Field, California

Under astronomically favorable circumstances, photographs do not reveal excess light near the triangular libration points of the earth-moon system. We find that the visible surface brightness of anomalous dust populations, if these populations do exist, is less than 10-9 candela per square centimeter.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)