“... plasmas, such as Saturn's E-ring, noctilucent clouds, Halley's comet and interstellar molecular clouds....”
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“... the analysis of some other examples, in particular, related to such terms as Halley's comet, L'Hospital rule...”
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“... and the Orionids, whose mother comet is the Halley's comet. The oldest record of the Leonids is probably...”
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“... of kilometers, or to wait tens of years to study matter, for example, the nucleus of Halley's comet. After all...”
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“... to look for erythrocytes and a telescope to observe the Halley comet. He graduated from the Faculty...”
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