M1 image More About M1 Nice Color Picture . ... M16 image More About M16 HST image . ... M31 image More About M31 Nice Color Picture . ... M42 image ; M43 image More About M42/43 Nice Color CCD Picture . M51 image More About M51 Color Image of M51 M51 Supernova . M57 image More About M57 Nice Color CCD Picture Very Deep M57 Image . ... M81 image More About M81 M81 Supernova Ultraviolet Image of M81 More about Ultraviolet Imaging . M82 image More About M82 M82 False Color M82 True Color . ...

Еще в разделе: (Показать все результаты (>431) - zebu.uoregon.edu/ )

... 2007 March 5 . Illusion and Evolution in Galaxy Cluster Abell 2667 . ... Explanation: What's happening to the galaxies of cluster Abell 2667? ... To start, most of the yellowish objects in the above image from the Hubble Space Telescope are galactic members of a massive cluster of galaxies known as Abell 2667 . ... Light from this galaxy is gravitationally lensed by Abell 2667, appearing much like a distant person would appear through a wine glass. ... About APOD | ...

Еще в разделе: (Показать все результаты (>8707) - www.sai.msu.su/ )

• APOD: April 24, 1996 - Giant Cluster Bends, Breaks Galaxy Images
• APOD: July 22, 1999 - Cosmic Collisions in a Galaxy Cluster
• APOD: 2011 June 29 - Abell 2744: Pandora's Cluster of Galaxies

... May 3, 1997 . Giant Cluster Bends, Breaks Galaxy Images . ... Explanation : What are those strange blue objects? Many are images of a single, unusual, beaded, blue, ring-like galaxy which just happens to line-up behind a giant cluster of galaxies. ... The distinctive shape of this background galaxy -- which is probably just forming -- has allowed astronomers to deduce that it has separate images at 4, 8, 9 and 10 o'clock, from the center of the cluster. ... About APOD > . ...

Еще в разделе: (Показать все результаты (>7527) - www.arcetri.astro.it/ )

• APOD: December 13, 1997 - The Coma Cluster of Galaxies
• APOD: 2000 January 4 - Galaxies Cluster Toward the Great Attractor
• APOD: 2000 February 28 - The Sombrero Galaxy from VLT

... Credit Copyright: W.N. Colley and E. Turner ( Princeton University ), J.A. Tyson ( AT Bell Labs , Lucent Technologies ), Hubble Space Telescope , and NASA Explanation: What are those strange blue objects? Many are images of a single, unusual, beaded, blue, ring-like galaxy which just happens to line-up behind a giant cluster of galaxies. Cluster galaxies here appear yellow and -- together with the cluster's dark matter -- act as a gravitational lens . ... Giant Cluster Bends, Breaks Images . ...

Еще в разделе: (Показать все результаты (>133061) - www.astronet.ru/ )

• Астронет > Giant Cluster Bends, Breaks Galaxy Images
• Giant Cluster Bends, Breaks Images
• Illusion and Evolution in Galaxy Cluster Abell 2667

... Kalirai and Harvey Richer of the University of British Columbia led the study, which began as an investigation of a globular star cluster in the Milky Way galaxy known as NGC 6397. ... Within the population of stars and galaxies behind NGC 6397, the Hubble image revealed a large elliptical galaxy that contains several hundred globular clusters. ... In fact, a single giant star in NGC 6397 appears 10 million times brighter than one of the distant globular clusters. ...

Еще в разделе: (Показать все результаты (>16776) - www.stsci.edu/ )

• HST this week: 075
• ST ScI Preprint #1362
• Gregory F Snyder

... Bad Astronomy . ... Bitesize Astronomy . ... Last week's Snack talked about how black holes can affect the environment around them in such a way as to be very bright . ... It's a common misconception that black holes always have matter swirling into them. ... As this matter gets closer and closer to the black hole it piles up and a large, fairly flat disk forms. This is called the accretion disk , because matter from this disk accretes (that is, falls in) on the black hole. ... 2008 Phil Plait. ...

Еще в разделе: (Показать все результаты (>396) - www.badastronomy.com/ )

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 . ...

Еще в разделе: (Показать все результаты (>3860) - hea-www.harvard.edu/ )

• The AstroStat Slog GRB
• Aneta Siemiginowska - Home Page
• The AstroStat Slog Blog Archive my first AAS. IV. clustering

In autumn 1994, two groups of astronomers announced that they had discovered Cepheid variable stars in a distant cluster of galaxies. ... As the term suggests, variable stars change in brightness over time. ... Variable stars are an ideal way to get high-school students doing real science, with real data, from the real sky. ... a sky chart to find the stars . ... Students can use the nearby stars to estimate the magnitude of Delta. ... Locate the star Delta in Cepheus and estimate its brightness . ...

Еще в разделе: (Показать все результаты (>1381) - www.astrosociety.org/ )

• ASP: An Ancient Universe - The Age of the Expanding Universe
• ASP: Black Holes to Blackboards: Drifting Through Andromeda
• ASP: Book Review

... Tonight's Sky . ... Sky this Month . ... Star Atlas . ... stars . ... The Sky This Week: April 1 - 10 . ... Observing springtime deep-sky objects with a large telescope . ... Why do some stars appear to flash a variety of different colors when you look at them through a telescope? ... So, Earthт??s atmosphere will bend some colors from especially bright stars more so than others, which makes the source look like itт??s flashing colors. Get instant access to subscriber content on Astronomy.com! ...

Еще в разделе: (Показать все результаты (>7105) - www.astronomy.com/ )

• Another violent galaxy cluster collision discovered | Astronomy.com
• First transiting planets in a star cluster discovered | Astronomy.com
• Astronomers find compact galaxies | Astronomy.com

... The search for distant objects which can be both galaxies and quasars is one of the most important problems of observational astrphysics, because it allows one to determine cosmological parameters connected with the time of appearence and evolution of stellar systems, large scale structure of the Universe. ... Radio galaxies are important objects to be studied because they are sources of infrared-optical-ultraviolet continuum, emission lines and continual radio emission. ...

Еще в разделе: (Показать все результаты (>941) - jet.sao.ru/ )

• SCORPIO: IFP Gallery
• Fabry-Perot Interferometer: Gallery Old

Astronomers at Armagh Observatory and Cardiff University have independently discovered new mechanisms by which micro-organisms may have spread throughout the Galaxy. Scientific papers on the topic by Professor Bill Napier at Armagh, and by Dr Max Wallis and Professor Chandra Wickramasinghe at Cardiff University, will appear simultaneously in the Monthly Notices of the Royal Astronomical Society . ... Cardiff scientists Max Wallis and Chandra Wickramasinghe have identified another delivery route. ...

Еще в разделе: (Показать все результаты (>2775) - star.arm.ac.uk/ )

• William Herschel
• Hot subdwarfs
• FETTU - Page 1

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 (>53) - sed.sao.ru/ )

• astro-ph authors/title/abstract search for 'galaxy environment' all years
• Informational system "Evolution of RG"
• astro-ph authors/title/abstract search for 'galaxy merging' all years

... Research . ... A rare hybrid morphology radio galaxy . ... In this project we will be able to investigate the environmental effect on star formation and galaxy evolution in individual galaxies falling into the cluster through radio observations of active galactic nuclei (AGN). Current models of galaxy evolution regulate the star formation rates within the simulated galaxies by invoking radio-mode feedback from AGN. ... Julie.Banfield@anu.edu.au . ...

Еще в разделе: (Показать все результаты (>763) - www.mso.anu.edu.au/ )

• VV29 = Arp 188 = The Chainsaw Galaxy
• Research Interests
• IAU Commission #34 (Interstellar Matter)

... 853Ledlow+ J/AJ/109/853 VLA survey of Abell clusters. ... Ledlow+ 1995) ================================================================================ A 20 cm VLA survey of Abell clusters of galaxies. ... In this paper, we examine the radio detection statistics as a function of cluster morphological type, galaxy richness, and spatial location within the cluster galaxy distribution. ... This file table1a 137 511 Cluster radio survey (z ) 6- 7 A2 --- n_Abell *Abell number note 10- 15 F6.4 --- z []? ...

Еще в разделе: (Показать все результаты (>1953) - www.sao.ru/ )

• A 1400-MHz Survey of 1478 Abell Clusters of Galaxies
• Nearby Galaxies Catalogue (NBG)
• Density Determination

... Astrophysics Group . ... AMI Science . ... Observations of galaxy clusters are central to the AMI science programme. The AMI Small Array is used to observe already-known clusters with high-sensitivity and resolution, allowing us to extract detailed information about individual clusters and to build up statistics about the cluster population. ... Observing galaxy clusters at 15 GHz is tricky because of the contamination from foreground radio sources, which is where the Large Array comes in! ...

Еще в разделе: (Показать все результаты (>1851) - www.mrao.cam.ac.uk/ )

• PPT Slide
• Astrophysics Group AMI
• PPEUC Programme - Cosmic Microwave Background Workshop

.

Еще в разделе: (Показать все результаты (>66875) - www.eso.org/ )

• The Unexpected Past of a Dwarf Galaxy | ESO
• Ultra-compact dwarf galaxies
• ESO - Studying the Cosmological Evolution of Galaxy Clusters with (Sub-)mm

... We present a photometric and spectroscopic study of the unique isolated nearby galaxy KKR25. The isolated dwarf spheroidal (dSph) galaxy KKR25 was discovered by Karachentseva, Karachentsev Richter (1999, A , 135, 221) during the search of dwarf galaxies in the direction of the Local Void. In spite of its isolation KKR 25 has no gas and looks like a normal dwarf spheroidal system. ... This is the first known planetary nebula in a dwarf spheroidal galaxy outside the Local Group. ...

Еще в разделе: (Показать все результаты (>1346) - mavr.sao.ru/ )

• Discovery of an isolated dwarf spheroidal galaxy neighboring the Local Group
• important11-15_en
• New LBV Stars in the Andromeda Galaxy

... Special Reports Giant space cloud may be powered by black holes 17:57 23 April 2007 NewScientist.com news service David Shiga An enormous cloud of roiling plasma in space may be drawing its energy from black holes, new observations suggest. Such clouds might be sources for the mysterious particles that occasionally crash into Earth's atmosphere at ultra - high speed. ... But higher energy particles in the cloud may be able to escape, he says. ...

Еще в разделе: (Показать все результаты (>3753) - www.naic.edu/ )

• Pulsar Highlights - A Dozen new MSPs in Globular Clusters
• AGES - the Arecibo Galaxy Environment Survey
• New Results Confirm Dark Galaxy Existence

... Galileo was one of the first to study our Milky Way with a telescope in 1610 and he discovered that it was composed of a huge number of faint stars. ... Image Credit: NASA Elliptical Galaxy This image from NASA's Hubble Space Telescope shows a good example of an elliptical galaxy at the centre of a galaxy cluster that is over 450 million light-years away in the direction of the constellation Centaurus. ... Then the Andromeda galaxy was first classed as a galaxy outside of our own Milky Way. ...

Еще в разделе: (Показать все результаты (>2814) - www.armaghplanet.com/ )

• A Spectacular View of the Lagoon Nebula | Astronotes
• stars | Astronotes - Part 6
• Kepler-10b: world of lava oceans? | Astronotes

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Parkes radio telescope . ... Using the 21-cm line of HI to search for galaxies is a relatively new technique, and it is important to understand the types of objects which will be discovered by large HI blind searches, such as those to be conducted with the multibeam system. Will a 21-cm-selected sample consist of the same types of galaxies which are found in optical- or IR-selected samples, or will they differ? ...

Еще в разделе: (Показать все результаты (>22309) - www.atnf.csiro.au/ )

• NGC 2915: The Darkest Spiral Galaxy
• Compact Stellar Systems in the Fornax Cluster: Super-massive Star Clusters or
• Ivy's research