... NGC 2440: Cocoon of a New White Dwarf . ... Like a butterfly, a white dwarf star begins its life by casting off a cocoon that enclosed its former self. ... Neighboring Galaxy: The Large Magellanic Cloud . ... Visible predominantly from Earth's Southern Hemisphere, the LMC is the second closest galaxy, neighbor to the Small Magellanic Cloud, and one of eleven known dwarf galaxies that orbit our Milky Way Galaxy. ... Burning Tree Sprite . ... Oceans Under Jupiters Callisto . ...

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... ESO is building what will be the World's largest optical telescope array, The Very Large Telescope (VLT). The VLT Project organisation is responsible for the design and construction of the Unit Telescopes, including enclosures, optics, adapter-rotators and coating unit. ... Unit Telescopes Overview - This page is outdated, an update is in process. ... Secondary mirror (M2 Unit) - This page is outdated, an update is in process. ... Coating Unit - This page is outdated, an update is in process. ...

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• ESO - The European ELT

... Earth is the tiny spot between Jupiter and the Sun). ... Distance Radius Mass Name Orbits (000 km) (km) (kg) --------- ------- -------- ------- ------- Sun 697000 1.99e30 Jupiter Sun 778000 71492 1.90e27 Saturn Sun 1429000 60268 5.69e26 Uranus Sun 2870990 25559 8.69e25 * Neptune Sun 4504300 24764 1.02e26 * Earth Sun 149600 6378 5.98e24 Venus Sun 108200 6052 4.87e24 Mars Sun 227940 3398 6.42e23 Ganymede Jupiter 1070 2631 1.48e23 + Titan ... Extrema .. ...

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• Neptune
• Ganymede
• The Io Dynamo

Here are listed the largest , brightest and densest of the major bodies in the solar system and those with best prospects for life. ... Earth is the tiny spot between Jupiter and the Sun). This composite shows Earth and the remaining 11 large solar system objects at a scale of 100 km/pixel. ... Note : Neptune is slightly denser than Uranus. ... But even if no life exists on other bodies in our solar system, it seem to be likely that there's probably life elsewhere in our galaxy. ... Extrema .. ...

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• APOD: 2009 March 1 - Omega Centauri: The Largest Nearby Globular Cluster
• APOD: 2001 August 4 - Neighboring Galaxy: The Large Magellanic Cloud
• APOD: 2000 February 22 - Neighboring Galaxy: The Large Magellanic Cloud

... Observing . ... Subscriber Extras . ... Web Extras . ... Globular cluster NGC 2808, elliptical galaxy NGC 2986, and the Sextans Dwarf . ... Observing springtime deep-sky objects with a large telescope . ... Web Extra: Astronomers animate one of the largest galaxy clusters ever observed . ... At the center of the Phoenix Cluster, a large elliptical galaxy lurks where the hot gas is ejected, giving off unprecedented levels of X-rays, which have been observed by the orbiting Chandra X-ray telescope. ...

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• The Large Magellanic Cloud, open cluster NGC 1664, and reflection nebula NGC
• large (8 inches or larger) | Astronomy.com
• large magellanic cloud | Astronomy.com

... The Large Magellanic Cloud is a Dwarf Irregular galaxy in orbit around our own Milky Way. It is a large object, several degrees in size, and easily visible to the unaided eye in Southern Hemisphere skies. The LMC is located in the constellation of Doradus at about 5h30m Right Ascension, -68 degrees Declination, and lies at a distance of roughly 50 kiloparsecs (160,000 light years) from Earth. ...

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• Pulsar Highlights - A Dozen new MSPs in Globular Clusters
• The Pleiades
• H I Midplane Poster for the 201st Meeting of the AAS, January, 2003

... A dynamo is created in a magnetic field by an electric circuit, part of which is moving relative to the rest (additional conditions must also be met). ... Furthermore, the plasma between them conducts electricity very well along its magnetic field lines, which act as if they were wires connecting Io and the planet (drawing). ... The drawing is not to scale. ... The Hubble Space Telescope , using its Wide Field and Planetary Camera 2, has been photographing auroras of the planet Jupiter. ...

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• Close-up of the Aurora
• Planetary Magnetism
• The Dynamic Magnetosphere

Ganymede is the largest moon in our solar system, larger even than the planets Pluto and Mercury. ... Ganymede's surface consists of two main types of terrain: old, dark polygonal units, and young, bright valleys and ridges (see figure 11 ). ... In a similar way, hitting a large block of ice with a hammer makes white marks. ... Ganymede as seen by Voyager 2. ... Because Voyager couldn't spot any large impact craters, scientists have concluded that the moon's surface is young. ... Moon . ... Europa . ...

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• ASP: A Good Definition of the Word "Planet": Mission Impossible?
• ASP: Monster Comet Promises Big Show
• ASP: The Comet About to Smash into Jupiter

In this gallery are many images of Low Surface Brightness Galaxies which have recently been discovered and analyzed. ... The central surface brightness of this galaxy is 24.28 . Malin 2 This galaxy is another huge disk galaxy with a scale length of 15 kpc and a redshift of 15000 km/a. The high surface brightness knot in one of its spiral arms actually has the same color, luminosity and H-alpha equivalent width as the entire Large Magellanic Cloud . ... Truly it is a Low Surface Brightness Galaxy. ...

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• All about Jupiter
• Astro-2 and the UIT Experiment
• Radiation Dominance in the Early Universe

by virtue of its high galactic latitude (+51 deg), low HI column density (2.2 x 10^20), high declination (increased visibility from KPNO), low IRAS 100 micron cirrus emission , and the absence of many bright stars or nearby rich clusters. Click here to see an ascii table of the 256 J2000 Survey Grid Coordinates . To access our I-band images: Click Here! To access the cluster catalog: Click Here! ... 2-pt Corr. ... 2002 - 2005 Marc Postman Last Updated: 28 April 2005 . ...

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• Simulation of a Distant Cluster of Normal Galaxies
• Photometry
• The Mass-loss Return from Evolved Stars to the Large Magellanic Cloud. II. Dust

... 2000 January 12 . NGC 6791: An Old, Large Open Cluster . ... Explanation: NGC 6791 is one of the oldest and largest open clusters of stars known. ... Open star cluster NGC 6791 , however, contains thousands of stars recently measured to be about 8 billion years old. ... This enigma makes NGC 6791, pictured above , one of the most studied open clusters and a possible example of how stars might evolve in the centers of galaxies. ... About APOD | ...

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• Neptune
• Jupiter's Moon Ganymede
• Jupiter Moon Callisto

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . Armagh Observatory, 11 June 2015: Armagh Observatory reports that the next two weeks will provide an interesting opportunity to observe the brightest planet, Venus, and the largest planet, Jupiter, as they move towards one another in the evening twilight. ... The image shows the sky view towards the West at around 11pm on 20 June 2015. ... Professor Mark E. Bailey, Armagh Observatory, College Hill, Armagh BT61 9DG. ...

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• Japanese Discover Large Earth Crossing Asteroid
• Asteroid in Jupiter Resonance
• Irregular Satellite Research

... Up: Surveys & Large Scale Data Management . ... The CoCat (Co-processor Catalogue) project main goal is to parallelize the VizieR large catalogue treatments (data extraction, cross-matching) for reducing the response time. ... Figure 2: The CoCat cluster. As the Sun server is becoming overloaded we decided to move the set of large catalogues to a Linux cluster (the CoCat cluster). ... The CoCat cluster involves one master node and five slave nodes (Fig 2 ). ...

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• Large Scale Clustering in the Universe - A Package of Codes
• AIRY: Astronomical Image Restoration in interferometrY
• Surveys & Large-Scale Data Management

Общая Астрономическая Конференция > Форумы общей направленности > Любые вопросы от новичков . Supernovae - Microwave Background - Large-Scale clustering . ... Поиск . ... Созвездия (поиск и описание) .. Созвездия южного неба (поиск и описание) .. Осенние созвездия (поиск и описание) .. Летние созвездия (поиск и описание) .. ... Double Cluster (Хи и Аш Персея (Chi & h Persei), NGC 869 и NGC 884) и скопления вокруг него Звездные ассоциации - астеризмы (поиск и описание) .. ...

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• Supernovae - Microwave Background - Large-Scale clustering [Архив] - Общая

... 200 jet radii . ... bipolar simulation . initial density contrast 1/10,000 (jet/IGM) . ... Density films: (970 frames) . gif, 100MB] [MPEG IM, 5MB] . Density films: (97 frames) . gif, 10MB] [jpg, 0.9MB] [h363+, 0.9MB] [ISO MPEG4, 0.9MB] [pre MPEG4 v3, 0.9MB] [pre MPEG4 v2, 0.8MB] [real, 0.9MB] [gif, 1MB] [MPEG1, 0.9MB] [MPEG IM, 0.5MB] . ... Virtual Jets 2003 (Dogliani, Italy) [slides] [proceedings] . ... This page is maintained by Martin Krause ...

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• CO in NGC 1530, aperture synthesis of a barred spiral
• Astrophysics Group Atacama Large Millimetre Array (ALMA)
• Astrophysics Group Very Large Telescope Interferometer

GALAXIES cenA .tiff 40 Bright Radio Galaxy M31.tiff Nikon Andromeda Galaxy (note HII regions in spiral arms) ngc6744.tiff 40 NGC 6744 a face-on spiral clouds_20d.tiff H'blad The Magellanic Clouds our nearest neighbours Lmc_7.tiff Nikon The Large Magellanic Clouds Lmc_zoom.tiff Nikon Detail of previous image smc_7.tiff Nikon The Small Magellanic Clouds smc-zoom.tiff Nikon Detail of previous image 30dor_40_BVR.tiff 40 The 30 Dor ... B [OIII] Halpha trifid.tiff 40" The Trifid Nebula. ...

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• http://www.mso.anu.edu.au/seminars/abstracts/20150728-1100.html
• http://www.mso.anu.edu.au/~micheleb/images/TNO2010_abstract_MTB.pdf
• http://www.mso.anu.edu.au/~charley/papers/HidasLineweaver.pdf

You Can Make Stellar Images Brighter . Articles | ... A few months ago I wrote an article titled "You Can’t Make Them Brighter". So why am I now writing that you can make them brighter. ... The image of a focused star is actually a small disk called the Airy disk, named after the 19 th century scientist Sir George Airy. ... For a given aperture, a smaller Airy disk means that the light is focused to a smaller disk and is therefore brighter. ... www.astronomy.net . About Astronomy Net | ...

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• You Can't Make Stellar Images Brighter - an Astronomy Net Article

... Recherche dans le site : . Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . ... Accueil Challenge Photo Jupiter en 2014. Fichiers de 2000 pix de large maxi, et sans caractГЕres spГїciaux dans les noms). ... Jupiter en 2014. ... Etat du ciel . ... Espace annonceurs . ...

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• Ils photographient le ciel au Very Large Telescope | Ciel et Espace
• Le Very Large Telescope film†й en 3D | Ciel et Espace
• Plan large sur la Lagune | Ciel et Espace

Astronotes Armagh Planetarium's Stellar Blog! ... Solar System . ... Planets . ... This bizarrely shrunken planetary system was found by NASAтАЩs Kepler mission, hence the parent star has been named Kepler-11. ... Planetary scientist and Kepler science team member Jack Lissauer said ?These six planets are mixtures of rock and gases, possibly including water.тАЭ €аNone of these strange new worlds are likely to be home to any form of life; their surface conditions are simply too extreme. ...

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• stars | Astronotes - Part 4
• Stargazing in July | Astronotes
• How to see exoplanets! | Astronotes

... Over the first 4 years, its X-ray telescopes eROSITA and ART-XC will survey the whole sky with a record sensitivity in the 0.5-10 keV energy band. ... The goal of the second international Spectrum-RG conference is to discuss the different scientific topics addressed by the mission, synergies with surveys at other wavelengths, and requirements to follow-up observations.Contributed talks and poster presentations are invited on the topics related to the SRG science goals. ... Active galactic nuclei . ...

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• Spectrum-Roentgen-Gamma - The astrophysical Project at IKI RAN