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NGC 891 - spiral'naya galaktika s torca
<< Vchera 28.02.1997 Zavtra >>
NGC 891 - spiral'naya galaktika s torca
Avtory i prava: Dzh.S. Barentin & Zh.A. Eskuerdo ( Kosmicheskii nauchnyi institut ), 1.3-metrovyi teleskop, observatoriya Kitt Pik, Nacional'naya opticheskaya astronomicheskaya observatoriya
Poyasnenie: Yavlyaetsya li nasha Galaktika takoi zhe tonkoi? Skoree vsego. Mlechnyi Put' pohozh na izobrazhennuyu na kartinke galaktiku NGC 891 i yavlyaetsya obychnoi spiral'noi galaktikoi . V spiral'nyh galaktikah bol'shinstvo yarkih zvezd, gaz i pogloshayushaya pyl' nahodyatsya v tonkom diske. Etot disk mozhet byt' takim tonkim, chto spiral'naya galaktika vyglyadit kak kompaktnyi disk, esli smotret' na nego s boku . Temnaya polosa poseredine eto pyl' , kotoraya pogloshaet svet. Neskol'ko milliardov zvezd dvizhutsya vokrug centra galaktiki NGC 891 , odnako dvizhutsya ochen' bystro, chtoby dvigat'sya po okruzhnostyam. Chto iniciiruet takoe pekulyarnoe dvizhenie? Schitaetsya, chto cherez centr NGC 891 prohodit ogromnaya peremychka , kotoraya byla by vidna, esli by eta galaktika raspolagalas' plashmya . Kartinka, kotoruyu Vy vidite, byla sostavlena iz treh izobrazhenii, poluchennyh v infrakrasnom svete.

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Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (USRA)
NASA Web Site Statements, Warnings, and Disclaimers
NASA Official: Jay Norris. Specific rights apply.
A service of: LHEA at NASA / GSFC
& Michigan Tech. U.

English text
Po materialam Astronomy Picture Of the Day
Publikacii s klyuchevymi slovami: spiral galaxy - spiral'naya galaktika s peremychkoi - disk, galakticheskii
Publikacii so slovami: spiral galaxy - spiral'naya galaktika s peremychkoi - disk, galakticheskii
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