Документ взят из кэша поисковой машины. Адрес оригинального документа : http://www.astronet.ru/db/xware/msg/1220891/helix_spitzer_2048.jpg.html
Дата изменения: Sat Feb 24 00:02:30 2007
Дата индексирования: Sat Feb 12 17:31:56 2011
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APOD: 2007 February 23- Dust and the Helix Nebula
Astronomy Picture of the Day
    


APOD: 2007 February 23- Dust and the Helix Nebula
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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.

Based on Astronomy Picture Of the Day

Publications with keywords: planetary nebula - dust - comet - planetary system
Publications with words: planetary nebula - dust - comet - planetary system
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