... Flanked by two bright stars, Mu and Eta Geminorum, at the foot of a celestial twin , the Jellyfish Nebula is the brighter arcing ridge of emission with dangling tentacles below and right of center. In fact, the cosmic jellyfish is seen to be part of bubble-shaped supernova remnant IC 443 , the expanding debris cloud from a massive star that exploded . ... Publications with keywords: supernova remnant - emission nebula . Publications with words: supernova remnant - emission nebula . ...

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• SN 2006GY: Brightest Supernova
• The Tarantula and the Supernova
• Massive Stars in Open Cluster Pismis 24

... 2014 December 3 . Sharpless 249 and the Jellyfish Nebula . ... In fact, the cosmic jellyfish is part of bubble-shaped supernova remnant IC 443 , the expanding debris cloud from a massive star that exploded . ... Like its cousin in astrophysical waters the Crab Nebula supernova remnant, the Jellyfish Nebula is known to harbor a neutron star, the remnant of the collapsed stellar core. An emission nebula cataloged as Sharpless 249 fills the field at the upper left. ... About APOD | ...

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• APOD: 2008 December 1 - Massive Stars Resolved in the Carina Nebula
• APOD: 2006 December 19 - Massive Stars in Open Cluster Pismis 24
• APOD: 2012 December 28 - NGC 6188 and NGC 6164

... Called Gliese 623b or Gl623b, the diminutive star (right of center) is ten times less massive than the Sun and 60,000 times fainter. ... The image file is on oposite.stsci.edu in the directory /pubinfo/gif: PR# GIF File Caption text Object STScI-PRC94-54 Gl623b.gif G1623b.txt Dwarf Star Gliese 623b The photo release text is in the directory /pubinfo/press-releases: PR# PR text STScI-PRC94-54 PR-54.txt Another directory, /pubinfo/latest, contains all of the files relevant to the latest releases. ...

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• Arcetri Star-Formation Group Publications
• Doug Johnstone's Orion Page
• Uranus' Moon Umbriel

... Crescent Nebula . ... Above the Crescent are the Lynd's Bright Nebulae LBN 215, to the right is the filamentary LBN 208 and below is LBN 193. Hubble Palette, 5 nm Narrowband filters, S-II (Red Channel): H-alpha (Green Channel): O-III (Blue Channel) - 30: 55: 40 minutes, 5 minute subframe, binned 1x1, Total= 125 minutes, Takahashi Epsilon-180, SBIG STL-6303E CCD camera, ATMoB Clubhouse, Westford, MA, 13 August 2010. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

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T he Siding Spring Survey (SSS) is a Near-Earth Object search program that utilises the 0.5-m Uppsala Schmidt Telescope at Siding Spring Observatory, N.S.W., Australia. ... The mission of the Siding Spring Survey is to contribute to the inventory of near-earth objects (NEOs), or more specifically, the potentially hazardous asteroids (PHAs) and comets (PHOs) that may pose a threat of impact and thus harm to civilization. ... Based on the CSS Mission page . ... Siding Spring Survey Main Page . ...

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• GSAOI Orion Nebula Cluster Science Page
• The Music of the Spheres
• Home Page of Raquel Salmeron

Dust emission from the Type II supernova SN 2002hh in NGC 6946 has been detected at mid-infrared wavelengths by the Spitzer Space Telescope from 590 to 758 days after outburst and confirmed by higher angular resolution Gemini North mid-IR observations. ... The minimum emitting radius of 1.1У?1017 cm is too large for the emitting dust to have been formed in the supernova ejecta. ... ADS Citation Query . citations = 25 . ... 2006,6][2007,4][2008,2][2009,4][2010,2][2011,3][2012,1][2013,2][2015,1] . ...

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• Herschel Detects a Massive Dust Reservoir in Supernova 1987A
• Larry Bradley :: Research
• Dust in the bright supernova remnant N49 in the LMC

... Right: cold gas traced by [CII] emission (red) accreting onto a primeval galaxy (green) at z=7.1 ( Maiolino et al. 2015 ) (image credit: ALMA Press Release ) . ... 2010 , Cicone, Maiolino et al. ... 2012 , Cicone, Maiolino et al. ... Right: observed distribution of the average stellar metallicities of passive and star forming galaxies in the local universe, supporting starvation/strangulation as primary quenching mechanism in low/intermediate mass galaxies ( Peng, Maiolino, Cochrane 2015 ). ...

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• G34.7-0.4
• G189.1+3.0

In this rendition of the early universe, the sky is ablaze with primeval starburst galaxies, while giant elliptical and spiral galaxies have yet to form. Within the starburst galaxies, bright knots of hot blue stars come and go like bursting fireworks shells. ... The most massive stars self-detonate as supernovas, which explode across the sky like a string of firecrackers. ... Adolf Schaller for STScI ...

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• http://www.astronomy.com/sitefiles/resources/image.aspx?item=%7B09509B1C-2FD6-4410-A47C-0701A41550E6%7D
• http://www.astronomy.com/sitefiles/resources/image.aspx?item=%7B915CBEBC-13C1-4594-A8BB-AAAA1DDA1842%7D
• http://www.astronomy.com/sitefiles/resources/image.aspx?item=%7BDEFE31FA-DF25-4AB1-87EC-56F94FFB3191%7D

... The Galactic low-mass X-ray binary GS 2023+338 was discovered during the burst on May 22, 1989 with the Japanise satellite Ginga (aka Galaxy). The flux reached 17 crabs (this unit of flux measurement is an bright X-ray source, Crab Nebula) at 10-35 keV. ... No other radio telescope worldwide carried out multi-frequency measurements. ... Upon 14 days the radio flux fell below the detection level at the RATAN-600 in relation to the decrease of the X-ray flux. ...

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• Galaxy sector, archive 2004
• Galaxy sector, archive 2008
• Galaxy sector, archive 2002

Umbriel . Uranus II . Umbriel [UM-bree-ul] is the darkest satellite of Uranus. It is about the same size as Ariel and has about the same density. The surface appears to be old with large craters and does not change much from one location to another. Near the top is a puzzling bright ring called the fluorescent cheerio . ... Dark regions are represented as red and bright regions are represented as blue. The two white regions are bright ejecta from two fresh craters. ...

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• Comet Introduction
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... ATNF Home . ... Parkes radio telescope . ... The most reliable way to estimate the rate of mass loss from massive stars is to observe the thermal radio continuum emission from their hot stellar winds. A program using the Australia Telescope Compact Array has detected such emission from 11 massive stars, almost doubling the number of these stars known at radio wavelengths. ... Radio continuum emission from massive stars: C. Leitherer (STScI); J. M. Chapman (AAO/ATNF) ; B. Koribalski (ATNF) . ...

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• ATNF Daily Astronomy Picture
• An HI selected sample of galaxies -- The HI mass function and the surface
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... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . The Troughton equatorial, 2-inch aperture, 3-feet focal length, arrived in December 1795 and was mounted, in the English style, under the south dome on two stone piers resting on a massive pillar, round which the staircase of the dwelling house winds. ... The correction of observations made with equatorial instruments was the subject of a study by T. R. Robinson the results of which were published in the Trans. ...

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• Venus, Jupiter, Moon Conjunction and Occultation
• Jorick Vink
• Armagh Observatory Virtual Visit

... Back to the Attic ; . Look at this picture, reproduced from one of the ESO Schmidt plates obtained for the red half of the joint ESO/SERC Atlas of the Southern Sky. The bright, round object is the planetary nebula PK274+3.1. The object to the right of it isтАж just some galactic stars. ... й The ESO Messenger (Editor: Richard West) . Copyright (c) 2013 eso.org/~hboffin . ... Design by Niall Boffin FreeCSSTemplates.org . ...

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• ESO - Thesis Topic: Dust in the Crab Nebula Supernova Remnant
• Los Cielos de Am , The darkest sky and the two galactic hemispheres
• The hidden fires of the Flame Nebula* | ESO

... 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) ...

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• ao newsfeed
• New Resident Tax Information
• M42 Color Images

Star formation is often best manifested by bright H II regions.These are regions of hydrogen which have been ionized by ultraviolet photons which are emitted from massive stars (typically stars more than 20 times the mass of the Sun). ... A narrowband filter image centered on this wavelength will then readily reveal these H II regions and hence the current sites of star formation in a galaxy, The luminous blobs that can be seen here are all H II regions . ... NGC 3558 Visual . NGC 3558 Infrared . ...

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• Astronomy HyperText Book: Interstellar Medium
• Low Surface Brightness Galaxy Gallery
• Fabry-Perot Images of Starburst Galaxies

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Stars . ... Space Flight . ... This image of the Tarantula Nebula comprises one of the largest mosaics ever assembled from Hubble photos and includes observations taken by HubbleтАЩs Wide Field Camera 3 and Advanced Camera for Surveys, combined with observations from the European Southern ObservatoryтАЩs MPG/ESO 2.2-metre telescope which trace the location of glowing hydrogen and oxygen. ... Subscribe to Astronotes . ...

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• Astronotes | Armagh Planetarium's astronomy news from across the Universe
• Cepheids Inconstant Stars which break the rules | Astronotes
• What is a nebula? | Astronotes

Blackholes Discussion Forum . Forums: . ... black hole pump? - sleepvark - September 3, 2014 - 21:13 UTC . ... WHAT IS Fe1 neagative?This is dark matter..... - theoracle - January 27, 2009 - 19:11 UTC . ... hbar=e^2/e0c - garrydenke - June 7, 2005 - 14:05 UTC . ... black hole theory - astronomy124 - February 24, 2005 - 04:47 UTC . ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

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• Bigbang Discussion Forum - Hosted by The Astronomy Net
• Astronomy articles, forums, listings, and other resources about Astronomy.
• Meade ETX, A Telescope For The Masses. - an Astronomy Net Article

Paul @ home: (781)643-1319 Paul @ work: (617)495-7057 Paul cell: (617)721-4355 Avivah @ home: (781)643-1354 Avivah cell: (617)864-0674 Take the RT-16 / MYSTIC VALLEY PKWY exit- EXIT 31- toward ARLINGTON. Stay STRAIGHT to go onto MYSTIC VALLEY PKWY / MA-16 W. At 1st roundabout bear off right along MYSTIC VALLEY PKWY. ... Turn at 3d RIGHT onto FAIRVIEW AVE. ... Proceed past the Capitol Theatre on your left into Arlington Center which is at the intersection of Mass Ave with Pleasant St (Route 60). ...

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• dictionary
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• Radio for G347.3-00.5E

List of publications . ... Moscow University Press. 160 pp. ... Shevchenko V.V. A Lunar Base. Moscow. ... Shevchenko V.V., Chikmachev V.I. Lunar Base - a Project of XXI Century. ... Shevchenko V.V., Pugacheva S.G., Dehktereva K.I. Brightness Characteristics of the Infrared and Visible Radiation of the Lunar Surface. ... Problems of Complex Research of the Moon. ... Solar System Research. ... Baydal G.M., Sizentzev G.A., Sotnikov B.I., Shevchenko V.V. Lunar Base Infrastructure and Lunar Resources. ...

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• Vladislav V. Shevchenko
• Vadim I. Chikmachov
• Evgeniy N. Lazarev

. Please standby and you will be automatically connected to the new location of the unframed Supernova page. Or, click on the link above. If you have questions or problems, please email me at David Bishop dbishop@vhdl.org . Last modified: Mon Aug 27 12:40:15 EDT 2001

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• Nova in M31 2000 4
• Supernova images - Best of
• Bright Supernova - Archives