... 2012 January 29 . Molecular Cloud Barnard 68 . ... Explanation: Where did all the stars go? What used to be considered a hole in the sky is now known to astronomers as a dark molecular cloud . ... One of the most notable of these dark absorption nebulae is a cloud toward the constellation Ophiuchus known as Barnard 68 , pictured above . ... It is not known exactly how molecular clouds like Barnard 68 form, but it is known that these clouds are themselves likely places for new stars to form . ...

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• APOD: 2014 December 14 - Molecular Cloud Barnard 68
• APOD: 2004 December 19 - Molecular Cloud Barnard 68
• APOD: 2009 June 23 - Molecular Cloud Barnard 68

... Molecular Cloud Barnard 68 . ... What used to be considered a hole in the sky is now known to astronomers as a dark molecular cloud . ... One of the most notable of these dark absorption nebulae is a cloud toward the constellation Ophiuchus known as Barnard 68 , pictured above . ... It is not known exactly how molecular clouds like Barnard 68 form, but it is known that these clouds are themselves likely places for new stars to form . ... NASA Official: Jay Norris. ... Coreshine from a Dark Cloud . ...

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• Journal "Peremennye Zvezdy"
• Астронет > Molecular Cloud Barnard 68

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Stars . ... Space Flight . ... Earth Satellites . ... Portrait of M8: This is the region of the nebula nicknamed the the т??Southern Cliffт?? and beyond it we can see the darkness of interstellar space interrupted by stars. Image credit: Julia I. Arias and Rodolfo H. BarbУЕ Departamento de FУ-sica, Universidad de La Serena (Chile), and ICATE-CONICET (Argentina)) . ... Astronotes . ... Subscribe to Astronotes . ...

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• Stellar Nursery NGC 6357: Image of the Month | Astronotes
• Astronotes | Armagh Planetarium's astronomy news from across the Universe -
• stellar nursery | Astronotes

I was wondering what conditions should be met to have the "darkest" sky .. ... Upon the above publication of the Southern Galactic hemisphere, TunГ Tezel started seeking opportunities to create the Northern counterpart image. ... So, the initial quest of having the darkest possible sky have delivered us these two all-sky images of the two galactic hemispheres as seen from Planet Earth. Zoomable and 'full-screenable' fisheye view of the "darkest sky" Southern Galactic Hemisphere image. ...

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• Millimetre-range and visible-light views of a star-forming filament in Taurus |
• introduction
• The Light and Dark Face of a Star-Forming Nebula | ESO

... To shed new light on these mysteries, we combine the gravitational lensing power of 25 massive galaxy clusters with HST's enhanced panchromatic imaging capabilities (WFC3 and the restored ACS) to test structure formation models with unprecedented precision. We have dubbed our program CLASH, which stands for: . ... CLASH: An Innovative Survey to Place New Constraints on the Fundamental Components of the Cosmos using the Hubble Space Telescope . ...

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Thought-Provoking Imagery Shows Sun's Place in the Galaxy . ... SOHO - Explosive Coronal Mass Ejections from the Sun . SOHO-6 Comet at 2-6 solar radii from the Sun . ... The remarkable images come from SOHO's visible-light coronagraph, LASCO, which is able to mask the intense rays from the Sun's surface in order to reveal the much fainter glow of the solar atmosphere, or corona. ... SOHO is ideally placed to report and even anticipate their origins in the Sun's atmosphere. ... The Sun . ...

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• APOD: 2000 December 29 - The Dark Horsehead Nebula
• APOD: August 28, 1998 - Hydrogen Trifid
• Arcetri Star-Formation Group Publications

... Tonight's Sky . ... Star Atlas . ... stars . ... APEX turns its eye to dark clouds in Taurus . Behind these clouds lie rich areas of star formation. ... APEX image of a star-forming filament in Taurus. ... In it, newborn stars are hidden, and dense clouds of gas are on the verge of collapsing to form yet more stars. ... The Taurus Molecular Cloud is particularly dark at visible wavelengths as it lacks the massive stars that illuminate the nebulae in other star-formation regions such as Orion. ...

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• Stars emerge from darkness in nearby stellar nursery | Astronomy.com
• A dark patch in Orion star formation | Astronomy.com
• An angry bird in the sky: New image of the Lambda Centauri Nebula |

... X-rays are made up of photons that are emitted from stars, or quasars, or supernovae, the sun, or simply: anything that is undergoing a change either in size or temperature or giving out heat. ... in an X-ray binary star system, in which one normal star's orbit is crossed by a neutron star, when the neutron star by means of gravitational pull takes matter from the normal star X-rays form. ... Artists conception of a normal star (HDE 226868) and a black hole taking matter from the normal star. ...

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• The AstroStat Slog Blog Archive A confession from a former ?keV? junkie (2.

... self-absorption - the absorption of light shining on an object by a process similar to that which produced the light originally; if a cloud emits less light than it absorbs from other clouds behind it, this net loss of light, termed self-absorption , causes the foreground cloud to appear darker than the background field (the term is from spectroscopy, where small absorption dips sometimes occur in larger emission lines, making the latter look as if it is absorbing part of itself) . ... HISA Main ...

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• The Pleiades
• Diffuse Galactic Light in the Large Magellanic Cloud
• The Tarantula Nebula

... ATNF Home . About ATNF . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Facilities . ATNF facilities . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... ATCA . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Parkes radio telescope webcam . ...

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• NGC 2915: The Darkest Spiral Galaxy
• Research - The high-velocity clouds of M31
• Star Formation

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 . ...

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• Plate Tectonics
• Evidence for Dark Matter
• CCD Astronomy Magazine Article Page 4

... We still have a long distance to cover before we leave the Milky Way Galaxy -- tens of thousands of lightyears, as a matter of fact -- so let's stop by some interesting objects on the way. ... But we have reached the edge of the Milky Way Galaxy. ... We don't know, but we do know that there are countless voyages left to take. To continue the virtual voyage beyond our galaxy, go to Kent Cheatham's "A Walk in the Stars" at http://www.ionet.net/~cheatham/astro/astrotour.shtml . ...

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• ASP: Beacons in the Gloom
• ASP: Seeing Our Place in the Solar System
• ASP: There's More to Light Than Meets the Eye

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Aurora . ... Corona . Fireballs . ... Zodiacal Light . ... The first thing to do is get acquainted with what the night sky looks like. ... The National Schools Observatory web site has very good horizon views of the sky for the current night. ... If the object is moving slowly across the sky then it may be one of the larger satellites. ... Cloudbait Observatory - October 2002 . ... October 2003 Aurora at Armagh . ...

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• Armagh Observatory
• European Dark Skies Symposium | International Year of Astronomy in Ireland |
• Stars Beyond Maturity

... were entered in the atlas. ... In so doing lines were selected which yielded radial velocities close to the symbiotic velocity of MWC 560 (+35 km/s). ... The visible spectrum of MWC 560 is poor in absorption lines especially near the brightness maximum. In our atlas are visible only the blue-shifted components of , , NaI and FeII(42), interstellar lines NaI, a few diffuse interstellar bands (DIB) and telluric lines of and and, at length, traces of the spectra of the M giant. ...

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• Vitaly Goranskij, SAI/Moscow Univ.

... The remote area was formed very early, at a time when the Universe was a fifth of its present age and the presence of the galaxy string defies existing models, which can not explain how a string this big could have formed so long ago. ... The simulations tell us that you cannot take the matter in the early Universe and line it up in strings this large," Dr Francis said. ... But in the early Universe, most galaxies had not yet formed, and most dark matter clouds will not yet contain a galaxy. ...

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• THE AUSTRALIAN NATIONAL UNIVERSITY
• Designated Observatory Application
• The Music of the Spheres

Class 1 Introduction, Background History of Modern Astronomy The Night Sky, Eclipses and the Seasons Kepler's Laws Newtonian Gravity General Relativity Matter and Light Telescopes Class 2 Solar System Characteristics Formation Exosolar Planets Class 3 Stars The Sun Stellar Evolution of Low and High Mass Stars Deaths of Stars Exotic Stars Class 4 Galaxies Galaxy Classification Formation of Galaxies Galactic Evolution ... So far, one planet has been studied by this method. ...

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• Lecture Series 2011-2012 ? тАЬA Ray of Light in a Sea of Dark (Matter)тАЭ ?

... On Monday, August 31 SSAU Rector Evgeniy Shakhmatov within the framework of an extended meeting of the Academic Council presented a report on the results of the university activities in the academic year 2014/2015, as well as outlined the prospects for the university development. ... In the academic year 2014/2015 students training in SSAU has been conducted on 67 Bachelor s programs, 45 Specialist s programs, 29 Master's educational programs and 6 fields of secondary vocational education. ...

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• A meeting of SSAU Supervisory Board took place
• Summer School on engine building took place in SSAU
• Summer School of Innovation Management took place in SSAU

ALBUM: floating Artist: Eloy @ SONG : Floating Instrumental @ SONG : The Light From Deep Darkness Out of the depth of nothing In nobobdy's time The earth was created The first morning starts Sun appears in the sky Winds stroking waves Evening shadows tumble down Eclipse the sun of life Herald the night Burning lights arise people take their places Dance a merry round They live without fear Help each other in their way through life Tomorrow we'll see They forget ...

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• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/s/sisters.of.mercy/light
• http://crydee.sai.msu.ru/ftproot/pub/rec/music/lyrics/cs-uwp/r/rocky.horror/soundtrack
• Dynamic HTML in Communicator

... no comet has been observed with an orbit that indicates that it came from interstellar space, . ... From this he proposed that comets reside in a vast cloud at the outer reaches of the solar system. ... Unfortunately, since the individual comets are so small and at such large distances, we have no direct evidence about the Oort Cloud. ... T he Kuiper Belt is a disk-shaped region past the orbit of Neptune roughly 30 to 100 AU from the Sun containing many small icy bodies. ... Small Bodies .. ...

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• The Wind Spacecraft
• Jupiter's Moon Ganymede
• The Polar Aurora

Home . ... The conference will take place at the Independent University, 11 Bolshoi Vlassievsky pereulok, 119002 Moscow. The nearest metro stations are: Smolenskaja (Смоленская, line 3 = dark blue, not to be confused with the other station of the same name on the line 4 = light blue) and Koropotkinskaja (Кропоткинская, line 1 = red), see this map (in russian, with detailed instructions) or another map (in english). ... Email: Daniel.Fiorilli@uottawa.ca . ... University of French Polynesia, IITP . ...

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• Conference "Arithmetic Geometry: Explicit Methods and Applications"
• Yu. Burman: Publications
• Labo J.-V.Poncelet: A.Glutsuk