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На этой странице приведены все страницы, которые ссылаются на http://www.astronet.ru/db/xware/apod.html?page=143&d=2005-02. Показаны документы 1 - 1 из 1.
1. XWare > APOD
... Astronomers divide stars into different spectral types. First started in the 1800s, the spectral type was originally meant to classify the strength of hydrogen absorption lines. ... The human is Astronaut Steven L. Close up of the Face on Mars . ... Wouldn't it be fun if clouds were turtles? ... Comet Hale-Bopp Over Val Parola Pass . ... Comet Hale-Bopp became much brighter than any surrounding stars. ... X Ray Stars of 47 Tucanae . ... Another Comet LINEAR Breaks Up . ... First page ] Prev. ...
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Ссылки http://www.astronet.ru/db/xware/apod.html?page=138&d=2005-02 -- 15.2 Кб -- 13.04.2016
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