Astronet Поиск по астрономическим сайтам English Russian
       
        Точная форма слов   О проекте   Сайты   Справка
Найдено документов: 404649 (177 сайтов) ---- Время поиска: 1.36сек.   

1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | След.

Показаны документы, содержащие фрагменты текста из документа
http://www.astronet.ru/db/xware/apod.html?page=98&d=2002-04.

1. XWare > APOD
... Venus Falls Out of the Evening Sky . 3.09.1999 . Orbiting closer to the Sun than planet Earth, bright Venus always appears to be near the Sun's position in our sky and often shines near the horizon in twilight hours. ... Eclipse Over The Mountain . ... Symbiotic Star Bubbles . ... The two stars at the center of this nebula are very different. One is a white dwarf star with a mass similar to our Sun but with a radius as small as our Earth. ... Reflections on NGC 6188 . ... 1999 2000 . ...
[ Сохраненная копия ]  Ссылки http://www.astronet.ru/db/xware/apod.html?page=95&d=2002-03 -- 14.9 Кб -- 12.04.2016
Похожие документы
Еще в разделе: (Показать все результаты (>138285) - www.astronet.ru/ )

2. APOD: August 23, 1996 - NGC 3293: A Bright Young Open Cluster
... August 23, 1996 . NGC 3293: A Bright Young Open Cluster . ... Explanation: Hot Blue stars shine brightly in this beautiful, recently formed galactic or "open" star cluster. Open cluster NGC 3293 is located in the constellation Carina , lies at a distance of about 8000 light years, and has a particularly high abundance of these young bright stars. ... If true, star formation in this open cluster took at least 15 million years. ... About APOD | ...
[ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap960823.html -- 4.7 Кб -- 02.10.2012
Похожие документы

3. Why do the constellations and the Moon appear upside down from the Southern
... Tonight's Sky . ... SUN MOON MERCURY VENUS MARS, JUPITER SATURN . ... Observing . ... Why do the constellations and the Moon appear upside down from the Southern Hemisphere? ... From the Southern Hemisphere, any object or constellation that lies near the celestial equator (the imaginary line that divides the northern and southern halves of the sky) would appear both upside down and reversed left to right compared to a northern perspective. ... Get instant access to subscriber content on Astronomy...
[ Сохраненная копия ]  Ссылки http://www.astronomy.com/magazine/ask-astro/2014/02/a-matter-of-perspective -- 63.5 Кб -- 10.04.2016
Похожие документы

4. APOD: 2000 August 4 - M15: Dense Globular Star Cluster
... 2000 August 4 . M15: Dense Globular Star Cluster . ... In fact, only 40,000 light-years away in the constellation Pegasus, M15 is one of the most densely packed globular star clusters in our Milky Way Galaxy. This stunning Hubble Space Telescope image of M15 shows thousands of individual stars across the central 10 or so light-years of the cluster, also cataloged as NGC 7078. ... Globular star clusters harbor from a hundred thousand up to a million stars and roam the Milky Way halo. ...
[ Сохраненная копия ]  Ссылки http://www.sai.msu.su/apod/ap000804.html -- 5.0 Кб -- 01.10.2012
[ Сохраненная копия ]  Ссылки http://www.arcetri.astro.it/~palla/ANDREAIMMAGINI/ViaLattea/m15_hstheritage_big1.html -- 4.9 Кб -- 02.03.2001
Похожие документы

5. Phil Plait's Bad Astronomy: Bitesize Astronomy
... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...
[ Сохраненная копия ]  Ссылки http://www.badastronomy.com/bitesize/jetplane.html -- 21.9 Кб -- 09.04.2016
Похожие документы
Еще в разделе: (Показать все результаты (>353) - www.badastronomy.com/ )

6. The Pleiades
... The Pleiades star cluster, also known as the Seven Sisters and Messier 45, is a conspicuous object in the night sky with a prominent place in ancient mythology . ... The stars in the Pleiades are thought to have formed together around 100 million years ago, making them 1/50th the age of our sun, and they lie some 130 parsecs (425 light years ) away. ... Data for these stars are listed in a table below. ... Yes . ... WEBDA Pleiades cluster data . ... M45: The Pleiades Star Cluster (2007 November 18) ...
[ Сохраненная копия ]  Ссылки http://www.naic.edu/~gibson/pleiades/ -- 29.7 Кб -- 07.02.2015
Похожие документы
Еще в разделе: (Показать все результаты (>2633) - www.naic.edu/ )

8. ASTRONOMICAL PHENOMENA FROM MARS
... Like the night sky on the Earth, the martian sky hosts a plethora of astronomical phenomena occurring around the clock in a neverending space opera played out for the benefit of robotic and future human observers alike. ... Moons . Mars has two moons, Phobos and Deimos . ... Under the same conditions, Deimos would be as bright as -5, somewhat brighter than the planet Venus appears in Earth's sky. ... The moons are also eclipsed by Mars itself (a situation analogous to lunar eclipses at the Earth). ...
[ Сохраненная копия ]  Ссылки http://star.arm.ac.uk/~aac/mars/Information.html -- 7.7 Кб -- 25.03.2004
Похожие документы

9. Astronotes | Armagh Planetarium's astronomy news from across the Universe -
... Armagh Planetarium . ... Universe . ... Posted on October 1, 2010 | ... Before the modern era of technological astronomy, to know anything [ ] . Continue Reading.. ... 2 Comments In, say 1975, there was only one kind of ?stuff? in the Universe, matter made of protons and neutrons. ... Newer Entries . Hello, IтАЩm Colin, welcoming you to Astronotes, the PlanetariumтАЩs official blog. Here you will find the latest news and views from the fascinating worlds of astronomy and space exploration. ...
[ Сохраненная копия ]  Ссылки http://www.armaghplanet.com/blog/page/42 -- 53.5 Кб -- 09.04.2016
Похожие документы

10. ASP: Shadow Play: 1998's Total Solar Eclipse
... On the morning of Thursday, 26 February, amid the Gal pagos Islands, the Sun will fade from view. Not the culmination of ancient prophecy, but none less mystical, Earth's small Moon will be executing a slow slide past the enormous Sun. ... And anyone living in southern North America, Central America, northern South America, or on islands and cruise ships in the Caribbean Sea will, weather permitting, have the opportunity to experience the wonder of a solar eclipse. ...
[ Сохраненная копия ]  Ссылки http://www.astrosociety.org/edu/publications/tnl/41/shadow.html -- 10.1 Кб -- 02.10.2012
Похожие документы

11. Comparisons of Implementations
Next: Conclusions Up: Compensation for Read-Out Noise Previous: Implementation . ... The star cluster, shown in the left panel of Fig. 1 , consists of a field of unresolved stars at random locations and having randomly selected brightnesses. ... These are replotted in Fig. 8 to facilitate comparisons. ... The low level noise is reduced substantially in Fig. 11 , which is the average of 25 restorations of HST star cluster images, each being the result of performing 500 EM iterations. ...
[ Сохраненная копия ]  Ссылки http://www.stsci.edu/stsci/meetings/irw/proceedings/snyderd.dir/section3_3.html -- 10.8 Кб -- 18.04.1994
Похожие документы

12. 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

13. http://www.atmob.org/about/observing/awards/files/messier_catalog_2011-02-01.pdf
ATMoB Awards Program - Messier Marathon Worksheet Observer: Date: Instrument(s) Used: Location: Messier Observing Catalog/Worksheet Observing Order 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 31 32 33 Messier Number M 77 M 74 M 33 M 31 M 32 M110 M 52 M103 M 76 M 34 M 45 M 79 M 42 M 43 M 78 M1 M 35 M 37 M 36 M 38 M 41 M 93 M 47 M 46 M 50 ...
[ Текст ]  Ссылки http://www.atmob.org/about/observing/awards/files/messier_catalog_2011-02-01.pdf -- 23.7 Кб -- 21.02.2011
Похожие документы

14. Total Solar Eclipse of 2008 August 1
... Total solar eclipse 2008 live from Novosibirsk On August 1, 2008, a total solar eclipse was being visible in Russia. ... The solar eclipse in Novosibirsk started at 9h41m UT and finished at 11h45m UT. ... Special Astrophysical Observatory of RAS eclipse expedition team made 3 channels live Web-cast of the eclipse from Novosibirsk in collaboration with . ... Total phase . ... It's preferably to install on computer VLC media player free program for Web-cast live receiving. ...
[ Сохраненная копия ]  Ссылки http://www.sao.ru/eclipse-2008/index-e.html -- 6.9 Кб -- 01.10.2012
[ Сохраненная копия ]  Ссылки http://mavr.sao.ru/eclipse-2008/index-e.html -- 6.9 Кб -- 01.10.2012
Похожие документы

15. Blue Straggler Stars
... BLUE STRAGGLER STARS are unusually hot and bright stars found in the cores of ancient star clusters known as globulars. ... BACKGROUND (from wikipedia): Blue straggler stars are stars in open or globular clusters that are hotter and bluer than other cluster stars having the same luminosity. ... There is evidence in favor of this view, notably that blue straggler stars appear to be much more common in dense regions of clusters, especially in the cores of globular clusters. ...
[ Сохраненная копия ]  Ссылки http://www.mso.anu.edu.au/~jerjen/researchprojects/bluestraggler/bluestraggler.html -- 9.1 Кб -- 02.10.2012
Похожие документы

16. AEarchiv (eclipses, transits)
ECLIPSES, TRANSITS OF MERCURY AND VENUS . Year 1999 . Year 2000 . Year 2001 . Year 2002 . Year 2003 . Year 2004 . Year 2005 . ... Total solar eclipse . ... Transit of Mercury across the solar disk . ... Total lunar eclipse . ... Partial solar eclipse . ... Partial lunar eclipse . ... Annular solar eclipse . ... Penumbral lunar eclipse . ... big map . ... Transit of Venus across the solar disk . ... Annular-total solar eclipse . ... Non-central annular solar eclipse . ...
[ Сохраненная копия ]  Ссылки http://www.ipa.nw.ru/PAGE/EDITION/ENG/AE/arch_ae_d3_engl.htm -- 57.0 Кб -- 09.04.2016
Похожие документы
Еще в разделе: (Показать все результаты (>415) - www.ipa.nw.ru/ )

17. http://jet.sao.ru/jet/~goray/838/v838ecl.htm
... V838 Mon is a member of a new class of eruptive variables which appear as a peculiar novae having late K-M type spectra in their outburst. Before its outburst, it was a wide binary system of B3V type stars. ... The B3V companion was seen in the outburst in the UV spectrum taken with HST (Rauch et al., ... In the latest spectra, the light of B3V companion was predominating in the short-wave photometric bands. ... CCD blue frames of V838 Mon before the eclipse (left) and in the eclipse (right). ...
[ Сохраненная копия ]  Ссылки http://jet.sao.ru/jet/~goray/838/v838ecl.htm -- 7.3 Кб -- 08.01.2007
Похожие документы

18. The HIPASS Bright Galaxy Catalog
... Virginia Kilborn's program gfinder was run on 388 luthered and edge-masked HIPASS cubes , covering the whole southern sky, over all 1024 channels (i.e. -1281 to 12741 km/s), with an HI peak flux cutoff of 60 mJy/beam. ... The large number of candidates is mostly due to artifacts generated in areas of strong continuum flux, mostly the Galactic Plane, (causing a baseline ripple), the HI emission in our Galaxy, and lots of interference (1408 MHz birdie, GPS etc.) ... Number of galaxies: . ... galaxies ...
[ Сохраненная копия ]  Ссылки http://www.atnf.csiro.au/research/multibeam/HIPASS-BGC/tables/BGC_selection.html -- 8.2 Кб -- 26.12.2007
Похожие документы

19. AAL Homepage
MAIN PAGE . ... Nova Cygni August 1975! ... 1975/76: Comet West! ... Dr. Richard West (4th from left) & AAL members visiting SES Betzdorf on occasion of our club's 25th anniversary - October 1996 . Comet West Information . ... It was the brightest comet visible from Earth since Comet West in 1976. ... 1997: Comet Hale-Bopp! ... Thus Comet Hale-Bopp never got closer to Earth than Earth gets to the Sun. ... Comet Hale-Bopp JPL Page . ... 1999: Total solar eclipse over Luxembourg! ...
[ Сохраненная копия ]  Ссылки http://www.aal.lu/HIGHLIGHTS_1970-2000/ -- 22.1 Кб -- 09.04.2016
Похожие документы
Еще в разделе: (Показать все результаты (>51) - www.aal.lu/ )

20. Double Engine Fuels Star's Remarkable Nebula - Astronomy news
... Astronomy news . ... Double Engine Fuels Star's Remarkable Nebula . ESO has just released a stunning new image of a field of stars towards the constellation of Carina (the Keel). ... Interactions in this double system, surrounded by a dusty disc, may be the engine fuelling the star s remarkable nebula. The new image, showing a very rich field of stars towards the Carina arm of the Milky Way, is centred on the star HD 87643, a member of the exotic class of B[e] stars [1]. ...
[ Сохраненная копия ]  Ссылки http://www.tesis.lebedev.ru/en/astronomy_news.html?did=1936 -- 14.0 Кб -- 11.04.2016
Похожие документы

1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | След.


Астронет | Научная сеть | ГАИШ МГУ | Поиск по МГУ | О проекте | Авторам

Комментарии, вопросы? Пишите: info@astronet.ru или сюда

Rambler's Top100 RFBR Яндекс цитирования