Astronet Поиск по астрономическим сайтам English Russian
       
        Точная форма слов   О проекте   Сайты   Справка
Найдено документов: 250174 (157 сайтов) ---- Время поиска: 0.48сек.   

1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | След.

Показаны документы, содержащие фрагменты текста из документа
http://www.wro.org/neumann/RNGC_by_Constellation-Aur.pdf.

1. Astronomy HyperText Book: Interstellar Medium
Photon Scattering: Basic Principle of Photon Scattering . Audio Narration is available . No Scattering: Photon Source and Detector . ... For optical photons, scattering goes as wavelength to the -4 power. In the case of blue photons compared to red photons, this means that blue photons are about 10 times more likely to get scattered than red photons. ... Watch the blue photons scatter away from the detector . ... Interstellar dust make stars appear redder than they really are . ...
[ Сохраненная копия ]  Ссылки http://zebu.uoregon.edu/textbook/ism.html -- 4.2 Кб -- 23.01.1998
Похожие документы
Еще в разделе: (Показать все результаты (>118) - zebu.uoregon.edu/ )

2. NGC 281: Cluster, Clouds, and Globules
... Credit: David Malin ( AAO ), IAC , RGO , Isaac Newton Telescope Explanation: NGC 281 is a busy workshop of star formation. Prominent features include a small open cluster of stars, a diffuse red-glowing emission nebula , large lanes of obscuring gas and dust , and dense knots of dust and gas in which stars may still be forming. ... Particularly striking in the above photograph are the dark Bok globules visible against the bright nebula. ... The NGC 3576 Nebula . ... NGC 6334: The Cats Paw Nebula . ...
[ Сохраненная копия ]  Ссылки http://www.astronet.ru/db/xware/msg/apod/1998-09-21 -- 14.4 Кб -- 10.08.2004
Похожие документы

3. Types of Nebulae
... We sometimes use the word "nebula" to refer to galaxies, various types of star clusters and various kinds of interstellar dust/gas clouds. ... Early in this century, there was a great debate as to the nature of the nebulae like this one which at that time could not be resolved into individual stars. ... A typical galaxy is 100,000 light-years in diameter. ... M 42 shown) Reflection nebulae are clouds of dust which are simply reflecting the light of a nearby star or stars. ... M 1 shown) . ...
[ Сохраненная копия ]  Ссылки http://www.sai.msu.su/twn/types.html -- 7.8 Кб -- 01.10.2012
Похожие документы

4. The Large Magellanic Cloud, open cluster NGC 1664, and reflection nebula NGC
... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... The Large Magellanic Cloud, open cluster NGC 1664, and reflection nebula NGC 1788 . January 2 9, 2014: The Large Magellanic Cloud in Dorado is an excellent target for far-southern naked-eye observers, open cluster NGC 1664 in Auriga offers small-telescope owners nice views, and large-telescope owners can seek out reflection nebula NGC 1788 in Orion. ... Small telescope : Open cluster NGC 1664 . ...
[ Сохраненная копия ]  Ссылки http://www.astronomy.com/observing/observing-podcasts/2014/01/the-large-magellanic-cloud-ngc-1664-and-ngc-1788 -- 64.1 Кб -- 10.04.2016
Похожие документы

5. http://www.mso.anu.edu.au/~bessell/thumbnails/images.txt
GALAXIES cenA .tiff 40 Bright Radio Galaxy M31.tiff Nikon Andromeda Galaxy (note HII regions in spiral arms) ngc6744.tiff 40 NGC 6744 a face-on spiral clouds_20d.tiff H'blad The Magellanic Clouds our nearest neighbours Lmc_7.tiff Nikon The Large Magellanic Clouds Lmc_zoom.tiff Nikon Detail of previous image smc_7.tiff Nikon The Small Magellanic Clouds smc-zoom.tiff Nikon Detail of previous image 30dor_40_BVR.tiff 40 The 30 Dor ... B [OIII] Halpha trifid.tiff 40" The Trifid Nebula. ...
[ Сохраненная копия ]  Ссылки http://www.mso.anu.edu.au/~bessell/thumbnails/images.txt -- 8.7 Кб -- 27.01.2004
Похожие документы

6. Coalsack Dark Nebula или Black Magellanic Cloud - темная туманность Угольный
... Coalsack Dark Nebula или Black Magellanic Cloud - темная туманность Угольный мешок (Caldwell 99) в созвездии южного полушария Крест / Южный Крест (Crux, Southern Cross, Crucis, Cru) .. ... Туманность Угольный мешок (Coalsack Dark Nebula, Black Magellanic Cloud) в созвездии южного полушария Крест / Южный Крест (Crux, Southern Cross, Crucis, Cru) .. ... Поиск направления на Южный Полюс через звезды созвездия Крест / Южный Крест (Crux, Southern Cross) .: NGC 4609 Coaldust Cluster Coal Sack Crux .. ...
[ Сохраненная копия ]  Ссылки http://www.starlab.ru/showthread.php?t=18892 -- 55.7 Кб -- 11.04.2016
Похожие документы

7. The Orion Nebula Cluster . as a Paradigm of Star Formation
STScI . The Orion Nebula Cluster . as a Paradigm of Star Formation . ... HST . ... As the nearest young cluster dominated by massive OB stars, the Orion Nebula Cluster plays a paradigmatic role in our understanding of star and planet formation. ... Emphasis will be given to the role played by the Orion Nebula Cluster as a paradigm for the early solar environment, as well as for present-day star formation in different environments, including the Galactic center and the Magellanic Clouds. ...
[ Сохраненная копия ]  Ссылки http://www.stsci.edu/institute/conference/orion -- 14.8 Кб -- 10.04.2016
Похожие документы

8. Detailed view of the Prawn Nebula from ESO's VST | ESO
... ESO, the European Southern Observatory . ... ESO's Governing Bodies . ... Travel and Contacts . Travel to ESO Headquarters . ... Green ESO . ... Survey Telescopes . ... Star Clusters . ... Stars@ESO . ... View shopping cart . ... ESO 3.6-metre telescope . ... MPG/ESO 2.2-metre telescope . ... ESO 1-metre Schmidt telescope . ... VST . ... The glowing jumble of gas clouds visible in new image make up a huge stellar nursery nicknamed the Prawn Nebula. ... Milky Way : Nebula : Type : Star Formation . ...
[ Сохраненная копия ]  Ссылки http://www.eso.org/public/images/eso1340a/ -- 96.4 Кб -- 10.04.2016
Похожие документы

9. http://www.wro.org/neumann/RNGC_by_Constellation-Sco.pdf
Feb 28 2016 Scorpius - The Scorpion IC 4592 12x50 Nebula R PF,PL,JUST DETECTED,R=F Jul 21 2007 1.9 NGC 6000 11mmT6 CF,CS,R,NND,AV,R=F Galaxy SB(s)bc: VF,S,R,SBM Jun 14 2007 8 NGC 6093 M80 17mmAT 2012 M.M . 17mmAT 2012 M.M . Globular GCL,VB,L,VMBM(VAR*) Mar 16 2012 18 Mar 16 2012 18 Mar 01 2011 12 Mar 08 2010 12 Mar 20 2009 16 Aug 20 ...
[ Текст ]  Ссылки http://www.wro.org/neumann/RNGC_by_Constellation-Sco.pdf -- 10.6 Кб -- 28.02.2016
Похожие документы

10. A Spectacular View of the Lagoon Nebula | Astronotes
Astronotes Armagh Planetarium's Stellar Blog! ... Stars . ... Telescopes and Observatories . ... The majestic star-forming region in the Lagoon Nebula. The pale ring to the right is an internal reflection in the telescope.€а (Image credit: ESO/ VPHAS+/ V. Kalari and J. Vink (Armagh Observatory) . ... The 18 component images were further processed twice. ... Venu and his colleagues use images like this to identify individual young forming stars in the Lagoon Nebula and determine their ages. ...
[ Сохраненная копия ]  Ссылки http://www.armaghplanet.com/blog/a-spectacular-view-of-the-lagoon-nebula.html -- 45.4 Кб -- 09.04.2016
Похожие документы

11. APOD: May 22, 1996 - Star Cluster in the Rosette Nebula
... May 22, 1996 . Star Cluster in the Rosette Nebula . ... Explanation: Embedded in the center of the colorful and photogenic Rosette Nebula is a bright, young open cluster . The bright blue stars in this cluster, labelled NGC 2244, emit ultraviolet light that knocks electrons away from hydrogen atoms . ... The Rosette Nebula is thousands of light years distant, but light would take only about 100 years to cross it. ... Tomorrow's picture: The Violent Star Cluster 30 Doradus . ... About APOD | ...
[ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap960522.html -- 4.7 Кб -- 02.10.2012
[ Сохраненная копия ]  Ссылки http