... 2006 April 13 . Star Cluster Dreams . ... Explanation: Located some 7,000 light-years away toward the constellation Perseus, this pair of open or galactic star clusters really is visible to the unaided eye and was cataloged in 130 BC by Greek astronomer Hipparchus . ... But what if this famous double star cluster were closer, say only 700 light-years distant from our fair solar system, crowding our sky with stars? ... About APOD | ... NASA Web Site Statements, Warnings, and Disclaimers . ...

Еще в разделе: (Показать все результаты (>5361) - www.sai.msu.su/ )

• APOD: 2000 April 5 - The M7 Open Star Cluster in Scorpius
• APOD: 2005 April 6 - The M7 Open Star Cluster in Scorpius
• APOD: 2012 April 3 - M46 and M47: Star Clusters Young and Old

... Credit: Jose Suro Explanation: Located some 7,000 light-years away toward the constellation Perseus, this pair of open or galactic star clusters really is visible to the unaided eye and was cataloged in 130 BC by Greek astronomer Hipparchus . Now known as h and chi Persei (NGC 869/884), the clusters themselves are separated by a few hundred light-years and contain stars much younger, and hotter than the Sun. ... Publications with keywords: star cluster - galactic cluster . ...

Еще в разделе: (Показать все результаты (>131463) - www.astronet.ru/ )

• Double Cluster in Perseus
• XWare > APOD
• APOD: 2008 April 2- Globular Cluster M55 from CFHT

... 2000, ApJ, 537, L49 . ... F. Palla . Invited Talk at the IAU Symposium 200 "The formation of binary stars" eds. R.D. Mathieu and H. Zinnecker (ASP Conf. Ser.) in press . Optical follow-up of ROSAT discovered candidate members of the open cluster Coma Berenices . ... 2000, A , in press . ... 2000, ApJ, in press . ... 2000, ApJ, in press (Sept. ... 2000, ApJ Lett., in press . ... Click to examine publications from other years . ... Star Formation Group . ... Arcetri Home Page . ...

Еще в разделе: (Показать все результаты (>6587) - www.arcetri.astro.it/ )

... Gravitational microlensing of giant luminous arcs: . a test for compact dark matter in clusters of galaxies . ... This paper discusses a new test for the detection of stellar mass compact dark matter in galaxy clusters by observing its gravitational lensing influence on the surface brightness of giant luminous arcs. ... With the advent of the Next Generation Space Telescope, cluster dark matter in the form of compact objects will induce a ubiquitous `shimmering' of the giant arcs. ... Giant Arcs . ...

Еще в разделе: (Показать все результаты (>14881) - www.atnf.csiro.au/ )

• ATNF Colloquium
• RV Tau Variables in Globular Clusters - clues on their nature?
• Blind HI Survey in the Centaurus and Fornax Clusters

Program Number . ... Gordon Drukier, Yale University . Shooting Stars: Looking for Direct Evidence of Massive Central Black Holes in Globular Clusters . Abstract . ... Hubble Heritage Observations of Arp 148 . ... The Sloan Digital Sky Survey (SDSS) has proven a powerful tool for identifying new lens candidates, although high angular resolution HST observations are essential for confirming those candidates as genuine gravitational lensing systems (see Program GO 10886). ... Past weeks: . ...

Еще в разделе: (Показать все результаты (>14275) - www.stsci.edu/ )

• HST this week
• Cluster Lensing: Peering into the Past, . Planning for the Future
• High Redshift Cluster Projects

... My primary research interests are the formation and evolution of nuclear star clusters. ... Nuclear star clusters are common objects in nearby galaxies. ... Feldmeier-Krause, A. ; Neumayer, N.; SchУЖdel, R.; Seth, A.; Hilker, M.; de Zeeuw, P. T.; Kuntschner, H.; Walcher, C. J.; LУМtzgendorf, N.; Kissler-Patig, M. Astronomy Astrophysics, accepted, 2015 . ... SchУЖdel, R.; Feldmeier, A. ; Neumayer, N.; Meyer, L.; Yelda, S. Classical and Quantum Gravity, Volume 31, Issue 24, 12/2014 . ... 2014 . ...

Еще в разделе: (Показать все результаты (>66514) - www.eso.org/ )

• ESO - Dynamics of Low-Mass Stellar Systems: From Star Clusters to Dwarf...
• Los Cielos de Am , The darkest sky and the two galactic hemispheres
• The cluster NGC 6520 and the dark cloud Barnard 86 in the constellation of

... Catalog . Publications . ... Koposov, S., Glushkova, E., Zolotukhin, I. 2008: Automated search for Galactic star clusters in large multiband surveys. ... BibTeX entry ] . ... Glushkova, E.V., Zabolotskikh, M.V., Koposov, S.E., Spiridonova, O.I, Vlasyuk, V.V., Rastorguev, A. S. 2010: Photometry of the poorly studied galactic open star clusters King 13, King 18, King 19, King 20, NGC 136, and NGC 7245 , Astronomy Letters, 36, 75 . ...

Еще в разделе: (Показать все результаты (>222) - ocl.sai.msu.ru/ )

• SAI Open Star Clusters (SAI OCL) Catalog
• SAI OCL Catalog Description
• SAI OCL Catalog Structure

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 (>1407) - www.astrosociety.org/ )

• ASP: Contents, March/April 2002
• ASP: Contents, March/April 1999
• ASP: Beyond the Equations: The Night Sky, Spirituality, and Masada

Valentina Klochkova . Klochkova V.G. 21 Jan 08:14:27 GMT+0300 2016

Еще в разделе: (Показать все результаты (>667) - jet.sao.ru/ )

• Publications
• CV of Dmitry S. Nasonov

Astronotes Armagh Planetarium's Stellar Blog! ... Stars . ... Monthly Sky Notes . ... March . ... Posted on May 9, 2012 | 9 Comments €аA globular cluster is made of hundreds of thousands or even millions of stars packed together in a pretty compact ball. ... Continue Reading.. ... 15 Comments Today Sirius, the brightest star in the night sky is an unmistakable blue-white in colour although it does twinkle a lot and can appear to change colour. ... Posted on March 29, 2012 | ... What are the stars? ...

Еще в разделе: (Показать все результаты (>2833) - www.armaghplanet.com/ )

• galaxies | Astronotes - Part 2
• Stargazing the Night Sky Course Returns in April | Astronotes
• Virgo | Astronotes - Part 2

... Telescopes . ... The International Conference "Dark Ages and White Nights (Spectroscopy of the CMB)" (June 20-24, 2016) . ... The International Conference "Stars: from collapse to collapse" (October 3-7, 2016) . The traditional annual competition conference of scientific and scientific-engineering papers of the Observatory staff members . ... A session of the Dissertation Council (October 16, 2015) . ... International scientific conference "Large Optical Telescopes" (October, 10-13, 2011) . ...

Еще в разделе: (Показать все результаты (>1752) - mavr.sao.ru/ )

• SAO RAS home page
• articles_flera_en

Stellar Clusters are very useful laboratories for empirically studying stellar evolution. ... All cluster stars are at the same distance . All cluster stars have the same physical age . ... CM diagram Young Cluster In this case we see the Main Sequence fully represented. The blue dots represent massive stars with short main sequence lifetimes. ... Thus, identifying the most massive star which is still on the main sequence is an effective means of determining the age of a stellar cluster. ...

Еще в разделе: (Показать все результаты (>300) - zebu.uoregon.edu/ )

• Constrains on Dark Matter
• Evidence for Dark Matter
• Dark Matter in the Universe

ABSOLUTE PROPER MOTIONS OF 331 OPEN CLUSTERS . ... The proper motions of stars in the fields of 331 open clusters were taken from Four-Million Star Catalog (4M-catalog) of positions and proper motions (Volchkov et al. ... The absolute proper motions for 21 young open clusters have been derived by comparison of precise relative proper motions of individual stars and their corresponding absolute proper motions. ... Sign of proper motions in RA . ... 0.0001 arcsec/yr . ... rms error in RA proper motion . ...

Еще в разделе: (Показать все результаты (>26) - www.sai.msu.ru/ )

... ISC Kosmotras . ... Comments, Opinions Publications Dnepr Program . Dnepr launch record 17 August 2011. Cluster Launch of Dnepr LV 22 August 2013 KOMPSAT-5 Launch 21 November 2013. Dnepr Cluster Mission 2013 19 June 2014. Dnepr Cluster Mission 2014 6 November 2014. ... Baikonur Cosmodrome Yasny launch base Downloads . ... The launch date of the upcoming Dnepr cluster mission has been established for the night of June 19 to June 20, 2014 (01hr 11 min 11 sec., local Yasny time). ...

Еще в разделе: (Показать все результаты (>95) - www.kosmotras.ru/ )

• RS-20 (Dnepr) Cluster Launch Mission Preparation
• Launch Campaign of DubaiSat-2 Cluster Mission
• Launch Date of DubaiSat-2 cluster mission

. Expect ~40 clusters, ~16 with z>0.5 . Home | Science Goals | Survey Strategy | Publications | Images & Data | Education/Outreach | Internal Page (password access only) . Date Last Modified: 22 April 2002 . Contact: Webmaster .

Еще в разделе: (Показать все результаты (>2531) - hea-www.harvard.edu/ )

• Doug Burke: Publications List
• The AstroStat Slog Blog Archive my first AAS. IV. clustering
• The AstroStat Slog Globular Clusters

... GSAOI Home . ... Science . ... Deep J , H , and K imaging is required of Galactic and Magellanic Cloud analogs of the super star clusters identified in starburst galaxies. ... Images of the 30 Doradus star cluster in the Large Magellanic Cloud in the visible ( left panels ) and near-infrared ( right panels ) take from the ground ( top panels ) and with the Hubble Space Telescope ( bottom panels ). The fields of the GSAOI detectors are shown as four green squares in each frame. ...

Еще в разделе: (Показать все результаты (>683) - www.mso.anu.edu.au/ )

• GSAOI Open Cluster Science Page
• Dougal Mackey - Conference Proceedings
• Dougal Mackey - CV

... Tonight's Sky . ... Sky this Month . ... galaxies . ... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... Astronomy for Kids . ... What's the difference between globular clusters and dwarf spheroidal galaxies? ... Dwarf spheroidal galaxies are much bigger than globular clusters. The Pegasus dwarf spheroidal galaxy, which orbits the famous spiral galaxy M31 in Andromeda, spans 2,000 light-years. ... Get instant access to subscriber content on Astronomy.com! ...

Еще в разделе: (Показать все результаты (>6409) - www.astronomy.com/ )

• galaxy clusters | Astronomy.com
• globular clusters | Astronomy.com
• star clusters | Astronomy.com

... Astrophysics Group . ... AMI Publications . ... AMI Consortium: Hurley-Walker N. et al., 2011, preprint (arXiv:1103.0947) . ... AMI Consortium: Olamaie M. et al., 2010, preprint (arXiv:1012.4996) . ... AMI Consortium: Shimwell T. W. et al., 2010, preprint (arXiv:1012.4441) . ... AMI Consortium: Davies et al., 2010, preprint (arXiv:1012.3659) . ... AMI Consortium: Franzen et al., 2010, preprint (arXiv:1012.3711) . ... AMI Consortium: Rodriguez-Gonzalvez C. et al., 2010, preprint (arXiv:1011.0325) . ...

Еще в разделе: (Показать все результаты (>1680) - www.mrao.cam.ac.uk/ )

• Martin Krause - Publications
• Astrophysics Group AMI Science

... 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) ...

Еще в разделе: (Показать все результаты (>2901) - www.naic.edu/ )

• Catalogs and Publications
• Pulsar Highlights - A Dozen new MSPs in Globular Clusters
• New Results Confirm Dark Galaxy Existence

... Запорожский клуб АЛЬТАИР > . Catalogue of 109 new Galactic open clusters, for Cartes du Ciel . ... Cartes du Ciel - Sky Charts . ... Этот каталог является версией части каталога "J/A+A/440/403 109 new Galactic open clusters (Kharchenko+, 2005) ", а именно файла stars.dat, содержащего информацию о 26778 звездах до 14.627m , находящихся в 130 рассеяных скоплениях района Млечного Пути (Galactic Open Cluster). ... We present a list of 130 Galactic Open Clusters, found in the All-Sky . ...

Еще в разделе: (Показать все результаты (>1287) - www.astroclub.kiev.ua/ )