... Credit Copyright: Data - Hubble Legacy Archive , ESA , NASA ; Processing - Roberto Colombari Explanation: How far away is spiral galaxy NGC 4921? ... Since NGC 4921 is a member of the Coma Cluster of Galaxies , refining its distance would also allow a better distance determination to one of the largest nearby clusters in the local universe. ... NASA Official: Jay Norris. ... Publications with keywords: spiral galaxy . Publications with words: spiral galaxy . ... NGC 2683: Edge On Spiral Galaxy . ...

Еще в разделе: (Показать все результаты (>137381) - www.astronet.ru/ )

• Galaxy Cluster Lenses Farthest Known Galaxy
• Spiral Galaxy NGC 1672 from Hubble
• Abell 2218: A Galaxy Cluster Lens

... Each day we feature a different image or photograph of our fascinating universe, along with a brief explanation written by a professional astronomer. January 14, 1996 . A Distant Cluster of Galaxies . ... Explanation: Every bright object in this 1994 photograph by the Hubble Space Telescope is a galaxy . ... Photos like this indicate that clusters in the past contained a higher fraction of spirals than do nearby clusters , which are usually dominated by elliptical galaxies . ... About APOD | ...

Еще в разделе: (Показать все результаты (>7156) - www.sai.msu.su/ )

• APOD: 2004 February 17 - Galaxy Cluster Lenses Farthest Known Galaxy
• APOD: December 7, 1997 - A Distant Cluster of Galaxies
• APOD: 2008 February 10 - Abell 2218: A Galaxy Cluster Lens

This site provides on-line access to publications, figures, and data tables related to an extensive multi-wavelength observational program to study distant galaxy clusters. ... Lori Lubin, Bev Oke, and Marc Postman have been studying a sample of 9 distant clusters (some taken from the PDCS) using the Keck 10m telescope, the HST, and the KPNO 4m (for IR imaging). ... A Study of Nine High-Redshift Clusters of Galaxies: I. The Survey, . ... A Study of Nine High-Redshift Clusters of Galaxies: II. ...

Еще в разделе: (Показать все результаты (>18351) - www.stsci.edu/ )

• Simulation of a Distant Cluster of Normal Galaxies
• Swara's Publications
• Larry Bradley :: Research

home publications > mercury . ... Big Clusters, Tiny Galaxies . ... Astronomers struggle to understand why giant star clusters form in the tiniest of galaxies . ... These clusters are probably young versions of globular clusters, but they are commonly called super star clusters. Seven dwarf galaxies within 16 million light-years have formed super star clusters, with one of these galaxies, NGC 1569, possessing two young clusters. ... Super star clusters have a lot to tell us about star formation. ...

Еще в разделе: (Показать все результаты (>1470) - www.astrosociety.org/ )

• ASP: Beacons in the Gloom
• ASP: An Ancient Universe - The Age of Light from the Most Distant Galaxies
• ASP: A Taste of Real Astronomy ? The ESA/ESO Astronomy Exercises

... 2.3 Establishing the Extragalactic Distance Scale . ... 2.3.2 The Second Rung: Distances to stellar clusters . ... 2.3.4 Distances to Local Group Galaxies . ... The Luminosity Function of Planetary Nebulae . ... 3.2.2 Clusters of Galaxies . ... 4.2 Evidence for Dark Matter as a Function of Scale Size . ... 4.3 Other Dark Matter Indicators for Galaxies . ... What is the nature of the large-scale distribution of matter in the universe as traced by the three-dimensional galaxy distribution? ...

Еще в разделе: (Показать все результаты (>425) - zebu.uoregon.edu/ )

• Low Surface Brightness Galaxy Gallery
• Astronomy Plus CCD Images of Galaxies
• The Galaxy Gallery Page IX: Clusters of Galaxies

... Visible Distribution of Galaxies. ... Features of Elliptical, Lens-Shaped, Spiral and Irregular Galaxies. Galaxies with Bar. ... Distribution of Surface Brightness of Surface and Spiral Galaxies. ... Color Characteristics of Galaxies. ... Methods of Galaxies' Mass Determination. ... Hidden Mass of Spiral Galaxies. ... Features of Dark Matter Distribution in E and SO Galaxies. ... The Whole Number of Galaxies and Their Density by the Results of Observation on the 'Hubble' Space Telescope. ...

Еще в разделе: (Показать все результаты (>99) - space.univ.kiev.ua/ )

• Stellar Astronomy

... D. J. Burke and J. Patrick Henry . The Astrophysical Journal, submitted. ... S. Brough, W. J. Couch, C. A. Collins, T. Jarrett, D. J. Burke , R. G. Mann . ... D. A. Wake, C. A. Collins, R. C. Nichol, L. R. Jones, D. J. Burke . ... R. Sadat, A. Blanchard, S. C. Vauclair, D. H. Lumb, J. Bartlett, A. K. Romer, J.-P. Bernard, M. Boer, P. Marty, J. Nevalainen, D. J. Burke , C. A. Collins, R. C. Nichol, . ... S. Majerowicz, D. M. Neumann, A. K. Romer, R. C. Nichol, D. J. Burke , C. A. Collins . ...

Еще в разделе: (Показать все результаты (>3417) - hea-www.harvard.edu/ )

• Southern SHARC survey
• The galaxy M100
• The Chandra Multiwavelength Project (ChaMP)

... STScI-PRC99-19 HUBBLE FINDS VARIABLE STARS IN DISTANT SPIRAL GALAXY A NASA Hubble Space Telescope (HST) view of the magnificent spiral galaxy NGC 4603, the most distant galaxy in which a special class of pulsating stars called Cepheid variables have been found. It is associated with the Centaurus cluster, one of the most massive assemblages of galaxies in the nearby universe. ... Researchers found 36-50 Cepheids and used their observed properties to securely determine the distance to NGC 4603. ...

Еще в разделе: (Показать все результаты (>8670) - www.arcetri.astro.it/ )

• A Bright Ring Of Star Birth Around A Galaxy's Core (PR98-21)
• Previous
• Hubble Reveals Stellar Fireworks Accompanying Galaxy Collision PRC97-34a

... Ultraluminous X-ray sources (ULXs) are located in external galaxies, their X-ray luminosities (10 39 - 10 41 erg/s) are thousand times greater than those of brightest black holes in the Galaxy. ULXs may be supercritical accretion disks around black holes of stellar masses (~10 Solar masses) like that in SS433, or they may be a hypothetical intermediate-mass black holes (hundreds - thousands Solar masses) with standard accretion disks. ... 2) The ULX progenitors were ejected from the star clusters. ...

Еще в разделе: (Показать все результаты (>1426) - mavr.sao.ru/ )

• important_en
• articles_flera_en
• articles_olga_eng

... About ATMoB . ... The Observing Committee is starting an Observing Awards Program to promote observing among the membership of the Amateur Telescope Makers of Boston. ... Participant must be a current member of the Amateur Telescope Makers of Boston . ... To qualify for your Observing Award Certificate, turn in your worksheet and drawings to an ATMoB Observing Committee member or observing@atmob.org . ... This Excel sheet has useful macros. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

Еще в разделе: (Показать все результаты (>509) - www.atmob.org/ )

Title: A New Model of the Gravitational Lens 0957+561 and a Limit on the Hubble Constant . Authors: Norman A. Grogin , Ramesh Narayan (Harvard Univ.) ... Title: ROSAT/PSPC observation of the distant cluster CL0939+472 . ... Title: Interaction in the Bimodal Galaxy Cluster A3528 . ... Title: Cosmological Implications of Galaxy Cluster Evolution . ... Title: Galaxy Cluster Virial Masses and Omega . ... Matches 201 to 222 from a total of 222 matches for the search pattern galaxy cluster . ...

Еще в разделе: (Показать все результаты (>55) - sed.sao.ru/ )

• astro-ph authors/title/abstract search for 'galaxy merging' all years
• Relative literature to radio galaxy study

... Karachentsev I.D., Dolphin A., Tully R.B., Sharina M., Makarova L., Makarov D. , Karachentseva V., Sakai S., Shaya E.J. Advanced Camera for Surveys Imaging of 25 Galaxies in Nearby Groups and in the Field . ... Karachentseva V.E., Melnyk O.V., Vavilova I.B., Makarov D.I. Virial and total masses of galaxy triplets in the Local Supercluster . 2005, Astron. ... Karachentsev I.D., Makarov D.I. "The Galaxy Motion Relative to Nearby Galaxies and the Local Velocity Field" . ...

Еще в разделе: (Показать все результаты (>863) - jet.sao.ru/ )

• Search for distant radio galaxies in SAO

... VLA observations and Tully-Fisher distances of gas-poor spiral galaxies in the Virgo Cluster Region . ... The HI-H2 Pressure Relation In Early-Type Galaxies . ... Tracing evolution of early-type spirals through the neutral hydrogen window . ... An Arecibo HI 21-cm Absorption Survey of Rich Abell Clusters . ... The Arecibo Ultra-Deep Survey . ... Absorption in varying galactic environments seen in HI surveys . ... Early-type galaxies with neutral hydrogen in the Virgo cluster from the ALFALFA survey ...

Еще в разделе: (Показать все результаты (>3226) - www.naic.edu/ )

• New Results Confirm Dark Galaxy Existence
• VIRGOHI 21
• Pulsar Highlights - A Dozen new MSPs in Globular Clusters

... Tonight's Sky . ... The Magazine . ... Observing . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... Observing springtime deep-sky objects with a large telescope . ... Bright planets meet at dusk . ... Astronomy magazine subscribers can read the full article for free. ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter....

Еще в разделе: (Показать все результаты (>7212) - www.astronomy.com/ )

• Why can the Hubble Space Telescope see distant galaxies but not exoplanets? |
• Hubble pinpoints farthest protocluster of galaxies ever seen | Astronomy.com
• Very distant galaxy cluster confirmed | Astronomy.com

... 87.1083Owen+ VIII/29 1400-MHz Survey of 1478 Abell Clusters of Galaxies (Owen+ 1982) ================================================================================ A 1400-MHz Survey of 1478 Abell Clusters of Galaxies Owen F.N., White R.A., Hilldrup K.C., Hanisch R.J. =1982AJ.. ... 0,] Major axis error 70- 71 A2 --- n_MajAxi *[ A, B, C,NR, ] Major axis note 73- 74 I2 arcmin MinAxi *? ... Note on dist-C: Ratio of the distance of the source from the cluster center to the corrected Abell cluster...

Еще в разделе: (Показать все результаты (>1767) - www.sao.ru/ )

• A 20 cm VLA survey of Abell clusters of galaxies
• Clusters of Galaxies
• Determine H0 using a SQL query to LEDA

... V.V.Makarov, V.P.Reshetnikov, V.A.Yakovleva . Photometric study of the peculiar galaxy NGC 2685" . ... eds.), Tallinn, 1989, p.19 . ... Press, 1994, p.272-273 . ... A.A.Mullari, V.V.Orlov, St.Petersburg Univ. ... conference, St.Petersburg, 1997, p.168-169 . ... All-Russian Astronomical Conference, Book of Abstracts, . ... in "Astronomy: traditions, present, future", V.V.Orlov, V.P.Reshetnikov, N.Ya.Sotnikova (eds.), St.Petersburg University Press, 2007, p.92-115 (in Russian) . ...

Еще в разделе: (Показать все результаты (>312) - www.astro.spbu.ru/ )

• A Nature of Polar-Ring Candidate Galaxy ZGC 2315+03
• Vladimir P. Reshetnikov's Home Page

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Slacker Astronomy . ... Keep Bad Astronomy close to your heart, and help make me filthy rich. ... Life Under the Moon . ... Seeing Jupiter's Moons . ... Time Zones and the Spherical Earth . A Companion to the Earth? ... December 19, 1999) . ... Big Moon, Little Moon . ... How Big is the Moon? ... 14, 2000) . ... 2008 Phil Plait. ... Subscribe to the Bad Astronomy Newsletter! Talk about Bad Astronomy on the BA Bulletin Board! ...

Еще в разделе: (Показать все результаты (>493) - www.badastronomy.com/ )

.

Еще в разделе: (Показать все результаты (>66977) - www.eso.org/ )

• ESO - Thesis Topic: Studying the first galaxy clusters with ALMA
• Composite of X-ray and visible light views of a distant cluster of galaxies |
• Anja Feldmeier-Krause

... Courtesy of NASA/ESA Observation data (J2000 epoch) Constellation Right ascension Declination Redshift Distance Type Serpens Caput 15h 17m 14.4s[] +21° 35 08[] 12,740±50 km/s[][1] 600±30 Mly (183±8 Mpc)[1] SA0(r) [citation needed ] [a] Apparent dimensions (V) 0.28 в 0.28[] Apparent magnitude (V) 16.0[] Notable features Ring galaxy Other designations PGC 54559,[] PRC D-51[] See also: Galaxy, List of galaxies Hoag's Object is a non-typical galaxy of the type known as a ring galaxy. ...

Еще в разделе: (Показать все результаты (>203) - www.astro.louisville.edu/ )

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Australia Telescope 20GHz Survey . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... In addition to this, their morphology displays very spiral like signatures compared to quiescent red sequence galaxies. ...

Еще в разделе: (Показать все результаты (>18178) - www.atnf.csiro.au/ )

• WALLABY - the ASKAP HI All-Sky Survey
• The Circinus Galaxy
• A Statistical Comparison of Line Strength Variations in Coma and Cluster