... Credit: ESA , NASA , J.-P. Kneib ( Caltech / Observatoire Midi-Pyrenees ) R. Ellis ( Caltech ) Explanation: Gravity can bend light, allowing whole clusters of galaxies to act as huge telescopes. Almost all of the bright objects in this just- released Hubble Space Telescope image are galaxies in the cluster known as Abell 2218. ... The cluster of galaxies Abell 2218 is itself about two billion light-years away in the northern constellation Draco . ... Abell 2218: A Galaxy Cluster Lens . ...

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• Cosmic Collisions in a Galaxy Cluster
• Arp 272
• Астронет > Cosmic Collisions in a Galaxy Cluster

... July 22, 1999 . Cosmic Collisions in a Galaxy Cluster . ... Eight billion light-years away , the cluster is among the most distant known clusters of galaxies and is now reported to contain the largest number of colliding galaxies ever found in a cluster. ... Though galaxy collisions appear to have occurred much more frequently in the distant, early Universe , they are still seen to happen in the nearby, "close-to-present" Universe. ... About APOD > . ... NASA Technical Rep.: ...

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• APOD: 2010 April 29 - Virgo Cluster Galaxy NGC 4731
• APOD: 2011 April 22 - Virgo Cluster Galaxies
• APOD: 2014 April 21 - Massive Nearby Spiral Galaxy NGC 2841

... These Frontier Fields will combine the power of HST with the natural gravitational telescopes of high-magnification clusters of galaxies. ... We are soliciting gravitational lensing maps for the last four Hubble Frontier Fields clusters (MACSJ0717.5+3745, MACSJ1149.5+2223, AbellS1063, and Abell 370) based upon the exceptionally deep HST FF imaging and other new ancillary data. ... For the full set of proposal instructions and requirements, see the FY16 Frontier Fields Lensing Map Call for Proposals....

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• Swara's Publications
• Massive Galaxies over Cosmic Time
• HST this week

... October 21, 1997 This Hubble Space Telescope image provides a detailed look at a brilliant "fireworks show" at the center of a collision between two galaxies. ... A ground-based telescopic view of the Antennae galaxies (known formally as NGC 4038/4039) - so named because a pair of long tails of luminous matter, formed by the gravitational tidal forces of their encounter, resembles an insect's antennae. The galaxies are located 63 million light-years away in the southern constellation Corvus. ...

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• APOD: April 2, 1999 - Stars of NGC 206
• APOD: 2000 April 4 - A Superwind from the Cigar Galaxy
• APOD: 2000 January 4 - Galaxies Cluster Toward the Great Attractor

... Gravitational wave search provides insights into galaxy evolution and mergers . ... Four spiral galaxies in Leo . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... Open cluster NGC 2818, spiral galaxy NGC 2964, and spiral galaxy NGC 2976 . ... Hubble observes galaxies' evolution in slow motion . ... The Omicron Velorum Cluster, spiral galaxy NGC 2784, and spiral galaxy NGC 2787 ...

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• Why can the Hubble Space Telescope see distant galaxies but not exoplanets? |
• Hubble views an old and mysterious cluster | Astronomy.com
• How can the Hubble Space Telescope (HST) take pictures of objects light-years

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 . ...

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• astro-ph authors/title/abstract search for 'galaxy merging' all years
• astro-ph authors/title/abstract search for 'galaxy environment' all years

Astronotes Armagh Planetarium's Stellar Blog! ... Our Galaxy . ... Space Flight . ... Posted on October 7, 2011 | ... Continue Reading.. ... Posted on September 29, 2011 | 1 Comment In more than twenty years of hard work, the Hubble Space Telescope (HST) has made both beautiful images and profound discoveries, sometimes doing both at the same time. ... Posted on April 15, 2011 | ... The Hubble Space Telescope recently imaged NGC 2841 as part of an investigation into how new stars are created. ...

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• Other Galaxies | Astronotes
• Tarantula Nebula in stunning Hubble Image | Astronotes
• Other Galaxies | Astronotes - Part 2

... Science . ... Science Users Information > Science and Technical Meetings > Conferences 2011 > Dynamics of Low-Mass Stellar Systems: From Star Clusters to Dwarf Galaxies . ... Science Users Information . ... Observing with ESO Telescopes . ... Science Software . ... ESO-MIDAS . ... Science Data Products Forum . ... ESO Data . ... ESO Science Newsletter . ... We aim at bringing together a mix of astronomers from both observations and theory that work on the dynamics of dwarf galaxies and star clusters...

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• Hubble image of the galaxy cluster Abell 3827 | ESO
• Hubble image of galaxy cluster Abell 3827 showing dark matter distribution |...
• ESO - Studying the Cosmological Evolution of Galaxy Clusters with (Sub-)mm

... ATNF Home . About ATNF . ... 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 Online Archive (ATOA) . ... Visiting Parkes radio telescope . ... Parkes radio telescope webcam . ... All star-forming galaxies host populations of young and intermediate-age star clusters. ...

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• Compact Stellar Systems in the Fornax Cluster: Super-massive Star Clusters or
• Powerful AGN and Their Host Galaxies Across Cosmic Time

Mercury Summer 2011 Table of Contents . ... A Hubble Space Telescope view of a segment of the Coma Cluster of galaxies, one of the densest known galaxy collections in the universe. ... In 1998, competing teams of astronomers were forced to come to grips with increasingly convincing observations that the expansion of the universe was accelerating , rather than decelerating (as they expected). ... Its discovery resulted directly from measurements of the distances to remote galaxies. ...

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• ASP: Big Clusters, Tiny Galaxies
• ASP: The Great Cosmic Map
• ASP: More About Deep Space Objects and Cosmic Terms

An image of the grand design of spiral galaxy M100 obtained with NASA's Hubble Space Telescope resolves individual stars within the majestic spiral arms. ... Hubble has the ability to resolve individual stars in other galaxies and measure accurately the light from very faint stars. This makes space telescope invaluable for identifying a rare class of pulsating stars, called Cepheid Variable stars embedded within M100's spiral arms. ... 617) 495-7062 . Fax: (617) 495-7356 . ...

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• The Chandra Multiwavelength Project (ChaMP) - Science Goals
• The Chandra Multiwavelength Project (ChaMP)
• Doug Burke: Publications List

. Go Here for Hubble Ultra Deep Field . ___________________________________________________________________ The Electronic Universe Project e-mail: nuts@moo.uoregon.edu

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• The Galaxy Gallery: Messier Objects
• The Galaxy Gallery Page IX: Clusters of Galaxies
• Low Surface Brightness Galaxy Gallery

... 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) . ...

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• Vladimir P. Reshetnikov's Home Page

... Confirmation that a mysterious cloud of hydrogen in the Virgo Cluster is a dark galaxy has been published by a team of astronomers . New evidence from NASA's Hubble Space Telescope and the Westerbork Synthesis Radio Telescope in the Netherlands has been used to rule out all but one of the ideas put forward to explain the existence of VIRGOHI 21, an intergalactic gas cloud 50 million light-years from the Earth. ... Only Dark Matter can account for the existence of such a system. ...

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• AGES - the Arecibo Galaxy Environment Survey
• Arecibo Observatory Publications
• The Arecibo Zone of Avoidance Survey (ALFAZOA)

... 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" . ...

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• Publicatons
• My publications
• GRB follow-up team

... 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. ...

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... A clear understanding of the 3D-structure of the nearby Virgo cluster and the knowledge of a precise cluster distance are key issues for many astronomical fields. ... From the scientific point of view the best choice for a study of the distance and 3D-structure of the Virgo cluster are the low-surface brightness dwarf elliptical (dE) galaxies. ... Secondly, the dwarf ellipticals are the only galaxies which exist in large numbers in the Virgo cluster core (Binggeli et al. ...

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• Julie Banfield | Astronomer
• CHIAKI's Research
• GSAOI Super Star Clusters Science Page

... 2011: . Detection of galaxies with large peculiar velocities . ... New galaxies with polar rings . ... The new catalog contains 275 galaxies. ... Radio galaxy RC J0311+0507, a unique object of the early Universe . ... The estimation of the stellar population age in the host galaxy via the multicolor photometry (BTA) and new infrared data (UKIRT, 2011), amounting to 0.8 Gyr results in the moment of its formation when the universe was about 0.5 milliard years old (z~10). ... Archive . ...

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• articles_olga_eng
• articles_flera_en
• Galaxy sector, archive 2012

Our publications in 1997 year Izotov, Yu. I.; Thuan, T. X.; Lipovetsky, V. A. Dwarf Galaxies: Probes for Galaxy Formation and Evolution, Joint Discussion 2, 21 August 1997, Kyoto, Japan. Izotov, Yuri I.; Thuan, Trinh X.; Lipovetsky, Valentin A. Astrophysical Journal Supplement, 01 1997, v.108, p.1 . ... Pustil'nik, S. A.; Lipovetsky, V. A.; Izotov, Y. I.; Brinks, E.; Thuan, T. X.; Knyazev, A. Y.; Neizvestnyi, S. I.; Ugryumov, A. V. Pis'ma Astron. ... 74, August 1997, p. 536 . ...

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• "Structure" publications in 1996 year
• A 20 cm VLA survey of Abell clusters of galaxies
• Old "Structure" publications

... Primordial theory review : Dick Bond . Defects and the CMB review : Andy Albrecht . ... Gravitational wave contribution to CMB anisotropies : V.B. Lukash and E.V. Mikheeva . C_l from cosmic strings : Lloyd Knox . Some aspects of CMB anisotropies induced from topological defects : Mairi Sakellariadou . ... CMB anisotropies from scaling sources : Ruth Durrer . ... SZ observations I : Sarah Church . ... Holes in the microwave sky? ... Detecting cosmic strings in the CMB : James Robinson . ...

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• Astrophysics Group Galaxy Formation and Evolution
• Astrophysics Group Main Projects
• Astrophysics Group Arcminute Microkelvin Imager