... S.I. Ipatov (Catholic University of America , Washington , USA ) . " Ejection of material from a comet after its collision with a smaller body, . ...
... with the pressure of the solar wind) makes comet tails point away from the Sun--not only when the comet approaches the Sun and its tail trails behind it, but also after it has passed the Sun and moves away, when the tail stretches ahead of the comet ...
... of catastrophic collisions of the asteroids and comet nuclei with the Earth ... asteroids and nuclei of the extinct comet that sufficiently often collide with the ... systems will be used for in advance detection of the great asteroids and comets ...
... The report devoted to the problem of solar activity and other cosmophysical factor (cosmic rays, cosmic dust, comet material) influence on human environment (climate, ozone layer, atmospheric parameters and biosphere including human being). ...
... Investigation of the Earth’s atmosphere, comets, interplanetary and interstellar medium with brightness and linear polarization measurements of extended sources and sky background in optical and infrared spectral ranges. ...
... 06 1 T he VEGA-2 image of the nuc le us of 1P/Halle y Modern comet research has begun with: d =(100-600)µm Histor ically, this is the first ima ge of contours and structures of a comet nucleus (made here at IKI) at M arc h 9, 1986; dis ta nce - 8030 k m ...
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Ссылки http://www.cosmos.ru/oct4/2007/ppt/03_03_Dirk_Moehlmann.pdf -- 1931.3 Кб -- 04.12.2007 Похожие документы
... Forever" to a year . What comets are is hard to say . A strange manifestation . ... A comet there appeared, and when . It rays were seen by all . ... and historian by that name (1623-75), whose "Theatrum cometicum" listed 400 comets ...
... For many years it was held that the long tails of comets were adequately explained by the pressure of sunlight, but Hoffmeister [1943, 1944] found that many comet tails deviated by several degrees from the radial direction, in a way suggesting that they ...