... SN1987A s Cosmic Pearls . ... Credit: P. Challis, R. Kirshner ( CfA ), and B. Sugerman ( STScI ), NASA Explanation: In February 1987, light from the brightest stellar explosion seen in modern times reached Earth -- supernova SN1987A . ... The snap shot indicates that the supernova blast wave continues to impact a pre-existing, one light-year wide ring of material , and the nascent central supernova remnant continues to expand. ... Publications with keywords: supernova - SN 1987a - hotspots . ...

... 2004 February 20 . SN1987A's Cosmic Pearls . Credit: P. Challis, R. Kirshner ( CfA ), and B. Sugerman ( STScI ), NASA . Explanation: In February 1987, light from the brightest stellar explosion seen in modern times reached Earth -- supernova SN1987A . ... Supernova SN1987A lies in the Large Magellanic Cloud , a neighboring galaxy some 170,000 light-years away. ... About APOD | ... NASA Web Site Statements, Warnings, and Disclaimers . NASA Official: Jay Norris. ...

... Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. February 9, 1999 . A Supernova Star-Field . Credit: Hubble Heritage Team ( AURA / STScI / NASA ) . Explanation: Bright stars don't last forever. ... The above picture is a composite of recent images taken over several years. The explosion originated from a bright massive star that ran out of nuclear fuel . ... About APOD > . ...

... 1) A Multiwavelength Study of Tadpole Galaxies in the Hubble Ultra Deep Field, Straughn, A., et al. (including S. Ravindranath), 2015, ApJ, 814, 97. 2) The Rate of Core Collapse Supernovae to Redshift 2.5 from CANDELS and CLASH Supernova Surveys, Strolger, L., et al. (including S. Ravindranath), 2015, ApJ, 813, 93. ... 18) "Resolved Galaxies in the Hubble Ultra Deep Field: Star Formation in Disks at High Redshift", Elmegreen, D.M., Elmegreen, B.G., Ravindranath, S., Coe, D.A., 2007, ApJ, 658, 763. ...

... Recherche dans le site : . Ciel Espace, le magazine qui vous guide toujours plus loin . ... des actualit†йs . ... 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 Hubble d†йtaille une supernova historique . ... Autour de l'an 1600, des hommes ont-ils vu l'apparition d'une †йtoile tr†иs brillante dans le ciel austral ? ... 02/02/2016 - Panorama lunaire dans la mer des Pluies . ...

... ATNF Home . ... About ATNF overview . ... Australia Telescope Steering Committee . ... Parkes radio telescope . ... Parkes | ... Radio Observations of the Hubble Deep Field South - a New Class of Radio-Luminous Galaxies? ... Radio Observations of the Hubble Deep Field South . ... Radio Observations of the Hubble Deep Field South Region I: Survey description and initial results for HDF-S sources . ... Radio Observations of the Hubble Deep Field South Region II: The 1.4 GHz Catalogue and Source Counts...

home publications > mercury . SEARCH ASP SITE: Match ALL words Match ANY word . ... ASP Conference Series . Monograph Publications . IAU Publications . ... Publications of the ASP (PASP) . ... Mercury Magazine . ... Order Mercury Issues . ... Astronomy Beat . ... Mercury Magazine Contents and Select Excerpts . ... January/February 2006 . ... Deadly Cosmic Storms, Jennifer Birriel and Ignacio Birriel . ... Sky Events, Richard Talcott . January Sky Map | February Sky Map | ...

. 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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Dr. Victoria I. Prokhorenko . ... Situation Analysis of The "PROGNOZ" Orbit for Solar- Terrestrial Space Experiments. ... Studies of Satellite Situations Mission. ... A Situation Analysis of the Orbits of the Tail and Auroral Probes in the "INTERBALL" Project. ... Specific Tasks of Multiple Scale Plasma Measurement in Regatta- Cluster System (co-authors S. Savin and L. Zelenyi)- In Book: Proceedings of an International Workshop on Space Plasma Physics Investigations by Cluster and Regatta. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Universe . ... About four centuries ago, a tiny white dwarf star about the same diameter as Earth, but with a mass equivalent to the Sun, swung in a tight orbit about some larger star. The white dwarfтАЩs intense gravity tore material from its more massive companion. ... The quantity of mass in the universe is constant since the universe started its last self-replication, since its last singularity, its last pre-big bang re-birth conception. ...

... ESO, the European Southern Observatory . ... ESO's Governing Bodies . ... ESO Supernova . ... European Week of Astronomy and Space Science 2009 . ... The Hubble Space Telescope . ... The supernova remnant, visible only in the hydrogen-light filter was assigned a red hue in this colour image. ... NASA, ESA, and the Hubble Heritage Team (STScI/AURA).€аAcknowledgment: W. Blair (Johns Hopkins University) . ... SN 1006 . ... Milky Way : Nebula : Type : Supernova Remnant . ... Hubble Space Telescope . ...

... The European HST Archive has been moved to ESA's European Space Astronomy Centre ( ESAC ), Spain, where most of ESA's Space Science Archives are located and operated from. ... The Space Telescope European Coordinating Facility (ST-ECF), jointly operated by ESA and the European Southern Observatory ( ESO ) was, until the end of 2010, the European HST science facility, supporting the European astronomy community in exploiting the research opportunities provided by the Hubble Space Telescope. ...

Next: Supernova Explosions Up: No Title Previous: X-ray Luminosity Evolution . The origin of cosmic rays (CR) (especially of very high energies, >  eV) until now has been one of the unsolved problems in modern astrophysics. It is unclear as yet whether one universal mechanism of relativistic particle formation in our Galaxy operates or not, and if there are several different mechanisms, what is their relative contribution to CR formation. ... compact X-ray stars in binary systems. ...

... Star Atlas . ... stars . ... Twenty years later, observations of SN 1987A are still changing astronomers' knowledge of the death of stars. ... This Hubble telescope image shows the supernovaт??s triple-ring system, including the bright spots along the inner ring of gas surrounding the exploded star. ... The glowing ring is expected to become bright enough to illuminate the star's surroundings, which will provide astronomers with new information on how the star ejected material before the explosion. ...

... Karachentsev I.D., Dolphin A., Tully R.B., Sharina M., Makarova L., Makarov D. , Karachentseva V., Sakai S., Shaya E.J. Advanced Camera for Surveys Imaging of 25 Galaxies in Nearby Groups and in the Field . ... Karachentseva V.E., Melnyk O.V., Vavilova I.B., Makarov D.I. Virial and total masses of galaxy triplets in the Local Supercluster . 2005, Astron. ... Karachentsev I.D., Makarov D.I. "The Galaxy Motion Relative to Nearby Galaxies and the Local Velocity Field" . ...

... 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: . ...

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... Animation of the neutral hydrogen data cube from Westerbork. ... VIRGOHI 21 was a dark galaxy candidate discovered in 2005 it was found to contain no starlight down to a very low surface-brightness level, yet its velocity structure implied that it had a mass of 10 10 10 11 solar masses. ... VIRGOHI 21 was first observed in the 21-cm line of neutral hydrogen with the Lovell telescope at Jodrell Bank Observatory and the detection was confirmed using the Arecibo telescope ( Davies et al. ...

Within the Hubble Ultra Deep Field there are approximately 10,000 discrete objects. ... Most of these objects are very small and likely have masses in the range of 10 5 to 10 7 solar masses. Note the mass of the Milky Way galaxy is 10 12 solar masses. ... Finally, for you cosmologists/experts out there this ultra deep field is quite consistent with what was seen in the original Hubble Deep Field 5) don't necessarily have small angular diameters. ...