Rambler's Top100Astronet    
  po tekstam   po klyuchevym slovam   v glossarii   po saitam   perevod   po katalogu
 

Sirius - samaya yarkaya zvezda na nochnom nebe
<< Vchera 2.09.1996 Zavtra >>
Sirius - samaya yarkaya zvezda na nochnom nebe
Avtory i prava: Rentgenovskii sputnik ROSAT , Institut Maksa Planka vnezemnoi fiziki , agenstvo NASA , Virtual'naya observatoriya "Skaiv'yu"
Universitet Leisstera
Poyasnenie: Sirius - eto samaya yarkaya zvezda na nochnom nebe. Sirius v 20 raz yarche Solnca i v dva raza massivnee ego. Sirius nahoditsya na rasstoyanii 8.7 svetovyh let ot Zemli i ne yavlyaetsya blizhaishei zvezdoi. Samaya blizkaya eto zvezdnaya sistema al'fa Centavra . Sirius nazyvayut takzhe "Sobakoi", t.k. on nahoditsya v sozvezdii Bol'shoi Pes . V 1862 godu bylo otkryto, chto Sirius yavlyaetsya dvoinoi zvezdoi. Vokrug Siriusa A obrashaetsya sputnik, Sirius B , v 10000 raz menee yarkii. Sirius B byl pervym otkrytym belym karlikom. I tol'ko v 1930 godu Subrahman'yan Chandrasekar pervyi ponyal, kak ustroeny eti ob'ekty. V 1718 godu Edmond Gallei , izuchaya Sirius , otkryl sobstvennye dvizheniya zvezd. Na segodnyashnei kartinke sistema Siriusa pokazana v rentgenovskih luchah.

<<  Sentyabr'  >>
Pn Vt Sr Cht Pt Sb Vs
            1
2 3 4 5 6 7 8
9 10 11 12 13 14 15
16 17 18 19 20 21 22
23 24 25 26 27 28 29
30            
1995   1996   1997
1998   1999   2000
2001   2002   2003
2004   2005   2006
2007   2008   2009
2010   2011   2012
2013   2014   2015
2016   2017   2018
2019   2020   2021
Yanvar'
Fevral'
Mart
Aprel'
Mai
Iyun'
Iyul'
Avgust
Sentyabr'
Oktyabr'
Noyabr'
Dekabr'
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: Sirius - star - Sirius - belyi karlik - rentgenovskie nablyudeniya
Publikacii so slovami: Sirius - star - Sirius - belyi karlik - rentgenovskie nablyudeniya
Sm. takzhe:
Vse publikacii na tu zhe temu >>

Ocenka: 3.2 [golosov: 167]
 
O reitinge
Versiya dlya pechati Raspechatat'

Astronet | Nauchnaya set' | GAISh MGU | Poisk po MGU | O proekte | Avtoram

Kommentarii, voprosy? Pishite: info@astronet.ru ili syuda

Rambler's Top100 Yandeks citirovaniya