... Credit: Chandra: NASA / CXC / GSFC , U.Hwang et al. ... Pictured is the expanding supernova remnant Puppis A - one of the brightest sources in the x-ray sky . Now seen to be about 10 light-years in diameter, light from the initial stellar explosion first reached Earth a few thousand years ago. ... Publications with keywords: supernova - supernova remnant - shock wave . Publications with words: supernova - supernova remnant - shock wave . ... Vela Supernova Remnant in Visible Light . ...

Today's APOD | ... Editor's choices for the most educational Astronomy Pictures of the Day about supernova remnants: . ... The spectacular death explosion is initiated by the collapse of what has become an impossibly dense stellar core. ... APOD: 2002 March 31 - The Mysterious Rings of Supernova 1987A . ... Speculation into the cause of the rings includes beamed jets emanating from a dense star left over from the supernova, and a superposition of two stellar winds ionized by the supernova explosion. ...

Next: Publication Costs of Astronomical Research . ... Purple Mountain Observatory, Academia Sinica, Nanjing 210008, China, e-mail: library@nanjing.jspta.chinamail.sprint.com . This article includes a general overview of the Purple Mountain Observatory (PMO) followed by a description of the document resources held in the Observatory Library. ... The predecessor of the Observatory was the National Research Institute of Astronomy in the former Academia Sinica and its observing site, the PMO. ...

... Astrophysics Group . ... AMI Publications . ... AMI Consortium: Hurley-Walker N. et al., 2011, preprint (arXiv:1103.0947) . ... AMI Consortium: Olamaie M. et al., 2010, preprint (arXiv:1012.4996) . ... AMI Consortium: Shimwell T. W. et al., 2010, preprint (arXiv:1012.4441) . ... AMI Consortium: Davies et al., 2010, preprint (arXiv:1012.3659) . ... AMI Consortium: Franzen et al., 2010, preprint (arXiv:1012.3711) . ... AMI Consortium: Rodriguez-Gonzalvez C. et al., 2010, preprint (arXiv:1011.0325) . ...

... About ATNF overview . ... Parkes radio telescope . ... Online Resources . ... Australia Telescope 20GHz Survey . ... We present the first results from a study of the radio continuum properties of galaxies in the 2dF Galaxy Redshift Survey, based on thirty 2dF fields covering a total area of about 100deg 2 . ... mag. are detected as radio continuum sources in the NRAO VLA Sky Survey (NVSS). ... radio continuum: galaxies, galaxies: distances and redshifts, galaxies: active, galaxies: starburst . ...

... Links . ... Hubble space telescope Hubble's Universe and Skywatch video podcast . ... Astronomy picture of the day . ... Bad Astronomy blog . ESO for science users . ... Check the e-Journal access for ESO-users on the ESO-library page. ... Astronomy & Astrophysics . ... Astronomical Journal . ... Astrophysics and Space Science . Chinese Astronomy and Astrophysics . ... Astrophysics and Space Science Proceedings . New pages in the SciOps wiki (internal, only inside ESO web) Rivi; Sep 2007 ...

... Natalya V. Raguzova and Sergei B. Popov . ... We present a compilative catalogue of Be/X-ray binaries and candidates in the Galaxy and in the Large and Small Magellanic Clouds. This catalogue contains 160 sources and provides information on names and spectral types of optical components, distances, on spin characteristics of neutron stars, and on orbital and X-ray properties of binary systems. ... Be/X-Ray Binaries and candidates in the Galaxy . Galactic sources: comments to the Table 1 . ...

Publications in 1998 . ... Trushkin S.A. Multifrequency monitoring X-ray galactic sources. ... Temirova A. V., Verkhodanov O. V., Zhelenkova O. P. 1998. ... Astronomy Reports, V.42, P. 425. ... R.N. Ogley and S.J. Bell Burnell eds, New Astronomy, (1998), 42, 629-632. ... The RATAN radio continuum survey of the Galactic plane . ... Andernach H., Trushkin S. Current Status of Radio Source Databases. ... JENAM'98. 7th European and 65th Annual Czech Astronomical Conference, . ... Verkhodanov O.V. 1998. ...

home resources . SEARCH ASP SITE: Match ALL words Match ANY word . ... Books . Favorite Links . ASP Educational Resources . Your resource for unique education materials, ASP favorites, technical publications, and more.. ... Your purchases help support the education programs of the ASP. We feature our favorite new Astronomy books with short descriptions. Looking for archived Books of Note? ... Feature Book . ... Feature Link . ... Publications | ... education | resources | ...

... The Chandra ACIS Survey of M33 - . Refereed Publications . T llmann, R.; Gaetz, T. J.; Plucinsky, P. P.; Kuntz, K. D.; Williams, B.; Pietsch, W.; Haberl, F.; Long, K. S.; Blair, W. P.; Sasaki, M.; Winkler, F. P.; Challis, P.; Pannuti, T. G.; Edgar, R. J.; Helfand, D. J.; Hughes, J. P.; Kirshner, R. P.; Mazeh, T.; and Shporer, A. The Chandra ACIS Survey of M33 (ChASeM33): The final Source Catalog . ... T llmann, R.; Plucinsky, P. P.; Gaetz, T. J.; Long, K. S.; et al. ...

... Tonight's Sky . ... The Magazine . ... Observing . ... Gravitational wave search provides insights into galaxy evolution and mergers . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Astronomy for Kids . ... February 2006 resources . FROM THE February 2006 ISSUE . ... Get instant access to subscriber content on Astronomy.com! ... Receive news, sky-event information, observing tips, and more from Astronomy's weekly email newsletter. ... Astronomy Magazine . ...

... Armagh Observatory, College Hill, Armagh BT61 9DG, +44 (0)28 3752 2928 . ... Sky Charts . ... UK astronomy . ... History of Astronomy . ... Astrophysics in Cyberspace . ... The Sky Tonight from the Schools Observatory . The Sky over Armagh . ... Royal Astronomical Society . ... Cork Astronomy Club . ... Links to more Journals . ... Astronomy Now . ... History of Armagh Observatory . ... Society for the History of Astronomy (UK) . American Astronomical Society - Historical Astronomy Division . ...

... Title: Chandra Multi-wavelength Project (ChaMP). I. First X-ray Source Catalog Authors: Kim D.-W., Cameron R.A., Drake J.J., Evans N.R., Freeman P., Gaetz T.J., Ghosh H., Green P.J., Harnden F.R., Karovska M., Kashyap P.W., Maksym P.W., Ratzlaff P.W., Schlegel E.M., Silverman J.D., Tananbaum A.A., Vikhlinin A.A., Wilkes B.J. Table: ChaMP X-ray Sources ================================================================================ Byte-by-byte Description of file: datafile7 ...

... Elena Seifina and Lev Titarchuk "On the nature of the compact object in SS433: observational evidence of X-ray photon index saturation" 2010, Astrophysical. ... A.M. Cherepashchuk, R.A. Sunyaev, E.V. Seifina, E.A. Antokhina, D.I. Kosenko, S.V. Molkov, N.I. Shakura, K.A. Postnov, A.N. Timokhin, I.E. Panchenko "INTEGRAL Observations of SS433: Analysis of Precessional and Orbital X-ray Periodicities" 2007, 6th INTEGRAL Workshop, Eds. S. Grebenev, R.A. Sunyaev, p.411 (astro-ph/0610235) . ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des actualit†йs . ... des interviews, des portraits . ... 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 Des sources hydrothermales fossiles sur Mars . ... Pour en savoir plus sur ces sources hydrothermales et la recherche de la vie sur Mars, guettez le prochain num†йro de "Ciel & Espace", en kiosque le 24 novembre. ...

Lectures . ... Home Lectures Lecture Series 2010-2011 Lecture Series 2010-2011 ? Greening the Earth Using Space Resources? by Greg Matloff . ... Lecture Series 2010-2011 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... Amateur Astronomers Medal . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

SAS home . ... List of SAS threads . This thread contains a step-by-step recipe to extract a light curve of a point-like source for all the X-ray cameras, and to start a simple analysis tool. ... If the following files are available: a) RGS event list; b) RGS source list, just a single evselect command allows a user to create a light curve, corresponding to the extraction regions in the spatial and order images. set up your SAS environment (following the SAS start-up thread ) . ...

... 2015: . Explanation of the Origin of Ultraluminous X-Ray Sources . Using optical spectroscopy, we revealed the origin of unusual objects: ultraluminous X-ray sources in other galaxies, which radiate in the X-ray range thousands times stronger than the black holes in our Galaxy. ... Detection of Radio Transients and Variable Radio Sources using the Archive Data of the Cold Surveys . ... O.Zhelenkova ), E.Majorova, A.Temirova . ... E.Majorova, O.Zhelenkova. ... Archive . ...

... About meteorites . Collections . ... About laboratory . Meteorite encyclopedia . ... Meteorite collection . ... Session of dissertational council Д 002.109.02 has taken place on the 16th of February, 2011, in Vernadsky Institute conference hall. ... 39 new meteorites were stoked the laboratory in 2010: one meteorite from Russia (Romashki), 8 meteorites from Morocco, 7 meteorites from Egypt, 2 meteorites from Qatar and 11 meteorites from Oman. ... 27 July, 2004 . ... Meteorite Encyclopedia: . ...

... Radio searches for pulsars associated with supernova remnants. ... The Bologna submillisecond pulsar survey. ... A search for pulsar wind nebulae using pulsar gating. ... Anomalous pulsars and other radio quiet neutron stars in supernova remnants. ... A 16 ms X-ray pulsar in the Crab-like SNR N157B: fast times at 30 Doradus. ... Radio-quiet X-ray pulsars in SNRs and the ``missing'' pulsar problem. ... Searching for X-ray pulsars associated to SNRs in public ROSAT observations. ...