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NGC 5286
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Title: The Globular Cluster NGC 5286. I. A New CCD BV Color-Magnitude Diagram Authors: M. Zorotovic (1), M. Catelan (1), M. Zoccali (1), B. J. Pritzl (2), H. A. Smith (3), A. W. Stephens (4), R. Contreras (1,5), M. E. Escobar (1) ((1) PUC-Chile; (2) Univ. Wisconsin Oshkosh; (3) Michigan State Univ.; (...
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T Tauri stars
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Title: Spitzer-IRS spectra of disks around T Tauri stars II. PAH emission features
Authors: V.C. Geers, J.-C. Augereau, K.M. Pontoppidan, C.P. Dullemond, R. Visser, J.E. Kessler-Silacci, N.J. Evans II, E.F. van Dishoeck, G.A. Blake, A.C.A. Boogert, J.M. Brown, F. Lahuis, B....
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Deuterium depletion
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Title: HD depletion in starless cores Authors: O. Sipilä, P. Caselli, J. Harju Aims: We aim to investigate the abundances of light deuterium-bearing species such as HD, H2D+ and D2H+ in a gas-grain chemical model including an extensive description of deuterium and spin state chemistry, in physic...
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Camelopardalis
(Preview)
Camelopardalis is a large but faint constellation in the northern sky. The constellation was introduced in 1612 (or 1613) by Petrus Plancius. Some older astronomy books give an alternative spelling of the name, Camelopardus. It is one of the 88 modern constellations. [url=http://en.wikipedia...
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MAXI J1836-194
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An X-ray nova in the constellation Sagittarius that was recently discovered (30 August 2011) by the International Space Station "Kibo" X-ray monitoring equipment (MAXI). In visible light the object may be at magnitude 16. Position (J2000): R.A. 18 35 43.43 | Dec. -19° 19' 12.1''...
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Quadruple Systems
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Title: Greatly Enhanced Eccentricity Oscillations in Quadruple Systems Composed of Two Binaries: Implications for Stars, Planets, and Transients Authors: Ondrej Pejcha, Joe M. Antognini, Benjamin J. Shappee, Todd A. Thompson We study the orbital evolution of hierarchical quadruple system...
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NGC 6058
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Title: Multiple outflows in the planetary nebula NGC 6058 Authors: P. F. Guillén, R. Vázquez, L. F. Miranda, S. Zavala, M. E. Contreras, S. Ayala, A. Ortiz-Ambriz We present narrow-band [O III]lambda5007 and H-alpha images, as well as long-slit high-resolution echelle spectra of the planetary n...
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CXO
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Title: An X-ray study of the supernova remnant G20.0-0.2 and its surroundings Authors: Alberto Petriella, Sergio Paron, Elsa Giacani Aims: We study the supernova remnant G20.0-0.2 and its surroundings in order to look for the high energy counterpart of the radio nebula and to find evidence of int...
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W3 Star Forming Complex
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Title: The Diverse Stellar Populations of the W3 Star Forming Complex Authors: Eric D. Feigelson, Leisa K. Townsley (Dept of Astronomy & Astrophysics, Penn State University) An 800 sq-arcmin mosaic image of the W3 star forming complex obtained with the Chandra X-ray Observatory gives a valu...
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IC 1295
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ESO's VLT snaps a planetary nebula This intriguing new picture from ESO's Very Large Telescope shows the glowing green planetary nebula IC 1295 surrounding a dim and dying star located about 3300 light-years away in the constellation of Scutum (The Shield). This is the most detailed picture of thi...
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Sw J1644+57 and Sw J2058+05
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Title: Black hole Spin in Sw J1644+57 and Sw J2058+05 Authors: Wei-Hua Lei, Bing Zhang Recently a hard X-ray transient event, Sw J1644+57, was discovered by the Swift satellite, which marks the onset of a relativistic jet from a supermassive black hole, likely triggered by a tidal disruption event...
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Lynd's Bright Nebula 437
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Title: Magnetic fields in cometary globules - IV. LBN 437 Authors: Archana Soam, G. Maheswar, H.C. Bhatt, Chang Won Lee, A. N. Ramaprakash We present results of our R-band polarimetry of a cometary globule, LBN 437 (Gal96-15, \ell = 96°, {b} =-15°), to study magnetic field geometry of the cloud. We e...
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NGC 5905
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Title: Multi-wavelength Observations of the Giant X-ray Flare Galaxy NGC 5905: signatures of tidal disruption Authors: H.Raichur, M.Das, A.Alonso Herrero, P.Shastri, N.G.Kantharia NGC 5905 is one of the few galaxies in which an X-ray flare was discovered by the ROSAT All Sky Survey (RASS). Thi...
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HD 60532
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HD 60532 b is a Jupiter sized exoplanet that orbits about 0.759 AU from its star. HD 60532 c is an exoplanet that is 2 times the diameter of Jupiter and orbits about 1.5 AU from its star.
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IC 443
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The glowing embers left behind by one of the most powerful type of explosions in the Universe have been revealed for the first time. Remnants from giant fireballs unleashed by a supernova are still glowing at temperatures 10,000 times hotter than the Sun thousands of years after the event. They were...
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