... The effects of nearby explosions depend sensitively on the thickness and composition of an atmosphere and on the density of intervening dust and gas. ...
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Ссылки http://www.mso.anu.edu.au/~charley/papers/LineweaverFennerGibson.pdf -- 461.0 Кб -- 11.12.2004 Похожие документы
... technique is to use maps of the galactic distribution of dust, such as those of Fitzgerald (1986) and Burnstein & Heiles (1982 ... That is, a given amount of dust obscuration will produce a larger E(B-V) value for OB stars than for GK stars. ...
... increasing the masses of black holes 22.1 The Entropy of the Observable Universe Stars are shining, supernovae are exploding, black holes are forming, winds on planetary surfaces are blowing dust around, and hot things like coffee mugs are cooling down ...
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Ссылки http://www.mso.anu.edu.au/~charley/papers/Chapter22Lineweaver.pdf -- 588.6 Кб -- 17.03.2014 Похожие документы
... The squarecube law would suggest that this effect is most serious for smaller planetesimals, which may be ground down to 19 dust before escaping. ...