... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. 2002 April 11 . Antennae Galaxies in Near-Infrared . ... Explanation: What happens when galaxies collide ? One of the best studied examples of the jumble of star clusters, gas, and dust clouds produced by such a cosmic train wreck is the interacting galaxy pair NGC 4038 / NGC 4039, the Antennae Galaxies , only sixty million light-years away. ...

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• APOD: 2005 April 27 - The Hercules Cluster of Galaxies
• APOD: 2014 April 22 - The El Gordo Massive Galaxy Cluster
• APOD: 2008 April 25 - M86 in the Virgo Cluster

... Detailing Hale-Bopp . ... NGC4039: Starbirth and Galaxy Death . ... Do star clusters form when galaxies collide? ... Giant Cluster Bends, Breaks Galaxy Images . ... Massive stars reach a spectacular evolutionary endpoint - supernovae explosions which blast off their outer layers, violently merging stellar material with the gas and dust of the Milky Way. ... Stars form in gas clouds, and the motion of gas clouds tell us about the size and rotation speed of our own Milky Way Galaxy. ...

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... 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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• ESO - Studying the Cosmological Evolution of Galaxy Clusters with (Sub-)mm
• ESO - VIMOS Science Verification Programs at Melipal/UT3
• ESO - Thesis Topic: Studying the first galaxy clusters with ALMA

... 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. ...

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• New Results Confirm Dark Galaxy Existence
• GOLDMiNe: Virgo cluster optical and HI databases
• The Evolution of Galaxies Seen Through The Neutral Hydrogen Line The Evolution

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: . ...

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• HST this week: 110
• HST this week
• STScI Preprint #1256

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Stars . ... Space Flight . ... Although they look tranquil here, observed up close such young stars would seethe and glare violently. ... Once thought to be a satellite of our own galaxy, increasingly the Small Magellanic Cloud is believed to be an interloper from the intergalactic void which has wandered into its present location and will eventually recede away into the darkness. ... Your email address will not be published. ...

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• Astronotes | Armagh Planetarium's astronomy news from across the Universe -
• Other Galaxies | Astronotes
• NGC4666: Secrets of a Starburst Galaxy | Astronotes

... STScI-PRC00-30 HUBBLE PEEKS INTO A STELLAR NURSERY IN A NEARBY GALAXY NASA's Hubble Space Telescope has peered deep into a neighboring galaxy to reveal details of the formation of new stars. Hubble's target was a newborn star cluster within the Small Magellanic Cloud, a small galaxy that is a satellite of our own Milky Way. ... Astronomers are especially keen to study star formation in the Small Magellanic Cloud, because its chemical composition is different from that of the Milky Way. ...

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• A new survey of X-ray clusters of galaxies with the Swift-X-ray Telescope
• APOD: 2000 April 4 - A Superwind from the Cigar Galaxy
• SECCO1: an "almost-dark" dwarf galaxy

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 . ...

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• Low Surface Brightness Galaxy Gallery
• The Galaxy Gallery Page IX: Clusters of Galaxies
• Astro-2 and the UIT Experiment

Courses recommended for Astronomy and Astrophysics Honours in 2006 . ... 1st semester 2006: 20 February - 2 June . ... Please note that some of the 1st semester honours courses may run slightly into the teaching free period between 5 June and 14 July. ... This can be either all six courses offered by RSAA (see below) or equivalent honours courses from Geology, Physics or Math. ... Final course date 21. ... Venue: Woolley Seminar Room, RSAA . ... April 26, Wednesday, 10-12am, Stellar parameters . ...

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• RSAA Honours Courses (2007)
• Dougal Mackey - CV
• IAU Commission #34 (Interstellar Matter)

... Дни открытых дверей к юбилею САО РАН (12-14 апреля 2016 г.) . Международная конференция "Dark Ages and White Nights (Spectroscopy of the CMB)" (20-24 июня 2016 г.) . ... Международная конференция MULTI-SPIN GALAXIES - 2016 (26-30 сентября 2016 г.) . Международная астрономическая конференция "Физика звезд: от коллапса до коллапса" (3-7 октября 2016 г.) Архив . ... Подробнее.. ... 10.02.16 . ... БТА в реальном времени . ... Цейсс-1000 в реальном времени . ... Последнее обновление: 22/03/2016 ...

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• Events archive
• RCJ0311+0507
• articles_flera_en

... All previous such superstars have been found along with many companion stars in the centres of crowded star clusters. The star is known as VFTS 682 from the VLT-FLAMES Tarantula Survey catalogue of the European Southern Observatory's Very Large Telescope (VLT) located at Paranal in Chile by means of the attached FLAMES instrument. ... Although VFTS 682 seems to be alone now it is not very far away from a very rich star cluster known as RMC 136 that contains several similar superstars. ...

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• The Big Bang
• John McFarland
• Observations with the Faulkes Telescopes

... Radio source identifications . The Web-server of the Special Astrophysical Observatory supports the mirror version of the Clusters of Galaxies database . At present only the data about radio sources in ACO clusters of galaxies are reasonably complete, while only restricted optical information