... Seen here on June 13th from southern New Mexico, this Comet McNaught's long ion tail sweeps across the telescopic field of view (a negative image is inset). Remarkably, the ion tail easily stretches past background star cluster NGC 1245 (upper left) in the constellation Perseus, about 1.5 degrees from the comet's lovely greenish head or coma. ... To see the comet separate from the background stars, just slide your cursor over the image. ... Publications with words: Comet McNaught - star cluster . ...

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• Астронет > Comet McNaught Passes NGC 1245
• Comet Hartley Passes a Double Star Cluster
• Clusters, Hartley, and the Heart

... 2010 June 17 . Comet McNaught Passes NGC 1245 . ... Seen here on June 13th from southern New Mexico, this Comet McNaught's long ion tail sweeps across the telescopic field of view (a negative image is inset). Remarkably, the ion tail easily stretches past background star cluster NGC 1245 (upper left) in the constellation Perseus, about 1.5 degrees from the comet's lovely greenish head or coma. ... To see the comet separate from the background stars, just slide your cursor over the image. ...

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• APOD: 2010 October 26 - Comet Hartley Passes a Double Star Cluster
• APOD: 2011 September 3 - Comet Garradd Passes Ten Thousand Stars
• APOD: 2010 October 14 - Clusters, Hartley, and the Heart

... November 12, 1996 . Comet Hale-Bopp Passes M14 . ... Explanation : Comet Hale-Bopp continues its slow trek across the night sky, and can now be seen superposed near the bright globular cluster M14 . Will Comet Hale-Bopp become as bright in early 1997 as Comet Hyakutake did in early 1996? It is still too early to tell. ... Because of the size of coma , some speculate that the nucleus of Hale-Bopp is unusually large. ... Tomorrow's picture: Seven Jets from Comet Hale-Bopp . ... About APOD . ...

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... Submitted by Al Takeda on 10/12/2010 13:23:34 . P103/Comet Hartley 2 and the Double Cluster . P103/Comet Hartley 2 and the Double Cluster in Perseus. The comet brightened to approximately 6th magnitude as it passed the open clusters NGC 869 and NGC 884. The clusters are separated by a few hundred light years (ly) and are 7,000 ly away. ... 8 October 2010. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

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... The awsome spectacle of a brilliant comet, with its long ghostly tail streaming behind it, is a rare event. ... Only one other comet, Comet Halley, was seen so far from the Sun, giving scientists an opportunity to watch it as it slowly warmed up and sprouted a tail. ... Comets are the Rip Van Winkles of the solar system -- mini-worlds that have changed little during their 4.5-billion-year nap far from the Sun. ... Observing Comets . ... Once, comets inhabited the entire solar system. ...

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• ASP: Guest Observer
• ASP: Big Clusters, Tiny Galaxies
• ASP: Contents, Nov/Dec 1996

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. ...

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... Robert L. Stewart (Brigadier General, USA, Ret.) ... SPECIAL HONORS: Awarded Army Distinguished Service Medal , Defense Superior Service Medal , 2 Legion of Merit, 4 Distinguished Flying Crossed, a Bronze Star, a Meritorious Service Medal , 33 Air Medals, the Army Commendation Medal with Oak Leaf Cluster and V Device, 2 Purple Hearts, the National Defense Service Medal , the Armed Forces Expeditionary Recipient of NASA Space Flight Medal (1984 & 1985). ...

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• Astronaut Bio: Robert Curbeam (12/2007)

Russian Version ( KOI-8 , Win ) . Institute of Astronomy of the RAS . ... Self-consistent simulation of chemical and dynamical evolution of protostellar clouds . Chemical evolution of galaxies . ... Soon after my birth I was moved (I was not able to move on my own in those times, you know) in Novouljanovsk, small town to the south of Uljanovsk. ... Since that time my life and work is bound to the Institute of Astronomy of the Russian Academy of Sciences. ... Back to the INASAN home page . ...

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... Comet 67P is the target of the Rosetta mission. Image obtained using the Faulkes Telescope North at Haleakala, operated by Las Cumbres Observatory. ... Messier 41 (M41) is an open cluster of stars. 3 colour images obtained using 1 meter telescope at Siding Spring, operated by Las Cumbres Observatory. The Beehive Cluster (M44) is an open cluster of stars. 3 colour images obtained using 1 meter telescope at Siding Spring, operated by Las Cumbres Observatory. ...

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• Armagh Observatory
• IAJ: News Views
• Hale-Bopp Finding Chart 3

... Observatory . ... Science . ... Science Users Information > Science Publications > Science Announcements > MOONS passes its Preliminary Design Review . ... Observing Facilities . ... Observing with ESO Telescopes . ... Data Handling and Products . ... Science Data Products Forum . ... Science Archive Facility . ... ESO Data . ... ESO Data Access Policy . ... The Multi-Object Optical and Near-Infrared Spectrograph (MOONS), has officially passed the major milestone of Preliminary Design Review (PDR). ...

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• Comet Halley
• ESO - CRIRES+ Passes PDR and Optical FDR
• Passing by VISTA | ESO

... Structure of Data . ... Catalog . ... In SAI OCL Catalog, we introduce our work on investigation of the Milky Way system of open star clusters. The main goal of our study is a search for new clusters using huge surveys. 168 new clusters have been already discovered by us using J,H,Ks data from 2MASS point source catalog. ... For 141 new clusters, we found their physical parameters using J,H,Ks data from 2MASS catalog and, for a number of clusters, our UBVRI CCD observational magnitudes. ...

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• SAI OCL Catalog Publications
• SAI OCL Catalog Description
• SAI OCL Catalog Structure

... 1) A Multiwavelength Study of Tadpole Galaxies in the Hubble Ultra Deep Field, Straughn, A., et al. (including S. Ravindranath), 2015, ApJ, 814, 97. 2) The Rate of Core Collapse Supernovae to Redshift 2.5 from CANDELS and CLASH Supernova Surveys, Strolger, L., et al. (including S. Ravindranath), 2015, ApJ, 813, 93. ... 18) "Resolved Galaxies in the Hubble Ultra Deep Field: Star Formation in Disks at High Redshift", Elmegreen, D.M., Elmegreen, B.G., Ravindranath, S., Coe, D.A., 2007, ApJ, 658, 763. ...

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• High Redshift Cluster Projects
• Dust Around Stars
• Comets and Conserved Physical Quantities

Astronotes Armagh Planetarium's Stellar Blog! ... Colin Johnston . ... Milky Way . Stars . ... Monthly Sky Notes . ... June . ... This red supergiant is the brightest star in the constellation Scorpius and is of awesome size. ... Returning to Vega (which will be the pole star in about 12 000 years from now), follow an imaginary line between it and Arcturus, this line will cross two more constellations, faint and sprawling Hercules and that celestial smile Corona Borealis. ...

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• M55 globular cluster seen by ESO | Astronotes
• Hubble shows us a spectacular star cluster | Astronotes
• Patrick Moore Obituary | Astronotes

... An artificial comet holds secrets to Earths life . ... Astronomers recently discovered that Scholz's star passed close to the Sun 70,000 years ago. Wouldn't its gravity have sent Oort Cloud comets raining into the inner planets? ... COMETS | OORT CLOUD . Based on the number of long-period comets that enter the inner solar system, astronomers estimate there are probably trillions of them in the Oort Cloud. Get instant access to subscriber content on Astronomy.com! ... Discover | ...

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• Astronomy Magazine - Interactive Star Charts, Planets, Meteors, Comets,
• What is the chance that Earth could pass through the debris field of Comet ISON
• When will Comet Halley next pass near Earth? Are there any other comets that

... All images on this page are copyright Robert H. McNaught. ... There have been so many requests for high resolution copies of these images that I ask that all enquiries for these to go directly to Science Photo Library. C/2006 P1 on Jan 18, 10:22 UT. Photo: R. H. McNaught, Siding Spring Observatory. Canon 5D, 135mm, f/2.0, 2 sec exp., ISO 1600 . ... ISO 200 . ... Canon 5D, 50mm, f/2.0, 30 sec exp., ... Canon 5D, 135mm, f/2.0, 120 sec exp., ... Canon 5D, 50mm, f/2.0, 110 sec exp., ...

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• Siding Spring Survey
• GSAOI Super Star Clusters Science Page
• GSAOI Globular Cluster Science Page

... ATNF Home . About ATNF . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Australia Telescope User Committee . ... Astrophysics graduate student programs . ... Australian Square Kilometre Array Pathfinder . Murchison Radio-astronomy Observatory . ... Parkes radio telescope . Australia Telescope Compact Array . Mopra radio telescope . ... Visiting Parkes radio telescope . Visiting Australia Telescope Compact Array . ... Parkes radio telescope webcam . ...

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• CASS News
• On the Gas Surrounding High Redshift Galaxy Clusters1
• TAPE LENGTHS and PASS TIMES

Lectures . ... Home Lectures Lecture Series 2011-2012 Lecture Series 2011-2012 ? тАЬBest Short Astronomy VideosтАЭ ? Robert Nemiroff . ... Lecture Series 2014-2015 . Lecture Series 2013-2014 . ... Lecture Series 2011-2012 . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

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• Best Celestial Events of 2006 ? Amateur Astronomers Association of New York
• Lecture Series 2015-2016 ? Amateur Astronomers Association of New York
• Stan Honda Gallery ? Amateur Astronomers Association of New York

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil Le monde entier regarde V†йnus passer devant le Soleil . ... Hier soir, †а New York, les curieux scrutaient le ciel dans l'espoir qu'une †йclaircie leur laisse entrevoir V†йnus devant le Soleil. ... Transit et Soleil de minuit . ...

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• LтАЩUnivers a-t-il besoin de Dieu ? | Ciel et Espace
• Jupiter dispara†оt derri†иre la Lune | Ciel et Espace
• Observation : V–їnus traverse lвАЩamas de la Cr–Rche | Ciel et Espace

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

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• SCORPIO-2 project: publications
• Publications

Vega Stamps . International project VEGA was managed by Space Research Institute (IKI) . ... VEGA-1 and VEGA-2 spacecraft were developed by Babakin Space Center and fabricated by Lavochkin Association in Khimki, Moscow region. ... VEGA-1 and VEGA-2 have been the part of the international fleet to Halley's comet, that also included Giotto mission of European Space Agency (ESA) and Sakigake and Suisei by Institute of Space and Aeronautical Science (ISAS) of Japan. ... Vega 1 . ...

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• Award Winning Publications