Abstract
THE existence of “trapped” interplanetary particles in the libration centres of the Earth–Moon system was reported by Kordilewski1 in 1961. He observed two very faint clouds close to the Lagrangian point L5 and a large one at L4.
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References
Kordilewski, K., Intern. Astron. Union Circular, No. 1760 (1961).
Allen, H. W., Krumm, J. W., and Randle, J. R., The Zodiacal Light and Interplanetary Medium, NASA Symposium, 150, 91 (NASA, 1967).
Simpson, J. W., The Zodiacal Light and Interplanetary Medium, NASA Symposium, 150, 97 (NASA, 1967).
Dumont, R., The Zodiacal Light and Interplanetary Medium, NASA Symposium, 150, 63 (NASA, 1967).
Vanysek, V., Icarus, 8, 510 (1968).
Allen, C. W., Astrophysical Quantities, 159 (1963).
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VANYSEK, V. Detectability of Lunar Libration Clouds at Small Phase Angles. Nature 221, 47–48 (1969). https://doi.org/10.1038/221047b0
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DOI: https://doi.org/10.1038/221047b0
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