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WD 0431+126 and WD 0421+162
(Preview)
Hubble Finds Dead Stars 'Polluted' with Planet Debris Deep inside the Hyades star cluster, a pair of burned-out stars are yielding clues to the presence of rocky planets that may have whirled around them. Asteroid debris is 'raining' into the hot atmospheres of these white dwarfs. Asteroids shoul...
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G94.0+1.0
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Title: CO J=1-0 and J=2-1 Line Observations of the Molecular Cloud - Blocked Supernova Remnant 3C434.1 Authors: Il-Gyo Jeong, Bon-Chul Koo, Wan-Kee Cho, Carsten Kramer, Jürgen Stutzki, Do-Young Byun We present the results of CO emission line observations toward the semicircular Galactic supe...
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PG 0950 + 139
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Title: Hubble Space Telescope Imaging of the Binary Nucleus of the Planetary Nebula EGB 6 Authors: James Liebert, Howard E. Bond, P. Dufour, Robin Ciardullo, Michael G. Meakes, Alvio Renzini, A. Gianninas EGB 6 is an ancient, low-surface-brightness planetary nebula. The central star, also cata...
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IGR J16418-4532
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Title: Swift monitoring of IGR J16418-4532 Authors: P. Esposito (1), P. Romano (2), V. Mangano (2), L. Ducci (3), S. Vercellone (2) ((1) INAF-IASF Milano, (2) INAF-IASF Palermo, (3) Uni. Tuebingen) We report on the Swift observations of the candidate supergiant fast X-ray transient (SFXT) I...
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LHA 115-S 18
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Title: Discovery of Raman-scattered lines in the massive luminous emission-line star LHA 115-S 18 Authors: A. F. Torres, M. Kraus, L. S. Cidale, R. Barbá, M. Borges Fernandes, E. Brandi LHA 115-S 18 is a very peculiar emission-line star exhibiting the B[e] phenomenon. Located in the Small Magella...
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MARVELS-1b
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Title: MARVELS-1b: A Short-Period, Brown Dwarf Desert Candidate from the SDSS-III MARVELS Planet Search Authors: Brian L. Lee, Jian Ge, Scott W. Fleming, Keivan G. Stassun, B. Scott Gaudi, Rory Barnes, Suvrath Mahadevan, Jason D. Eastman, Jason Wright, Robert J. Siverd, Bruce Gary, Luan Ghezzi...
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PSR: J1921+1948
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Title: Drifting, moding, and nulling: another look at pulsar B1918+19 Authors: Joanna M. Rankin, Geoffrey A.E. Wright, Andrew M. Brown Arecibo observations of the conal triple pulsar B1918+19 at 0.327- and 1.4-GHz are used to analyse its subpulse behaviour in detail. We confirm the presence of t...
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PSR J1544+4937
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Title: GMRT discovery of PSR J1544+4937, an eclipsing black-widow pulsar identified with a Fermi LAT source Authors: B. Bhattacharyya, J. Roy, P. S. Ray, Y. Gupta, D. Bhattacharya, R. W. Romani, S. M. Ransom, E. C. Ferrara, M. T. Wolff, F. Camilo, I. Cognard, A. K. Harding, P. R. den Hartog, S. Johnst...
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SDSS J152419.33+220920.0
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Title: Photometry of the eclipsing cataclysmic variable SDSS J152419.33+220920.0 Authors: R. Michel, J. Echevarria, J.V. Hernandez-Santisteban Aims. We present new photometry of the faint and poorly studied cataclysmic variable SDSS J152419.33+220920.0, analyse its light curve and prov...
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hypervelocity stellar collisions
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Title: A new rare type of supernovae: hypervelocity stellar collisions at galactic centers Authors: Shmuel Balberg (1), Re'em Sari (1), Abraham Loeb (2) ((1) Hebrew University,(2) Harvard ITC) When a binary star system is tidally disrupted by a supermassive black hole at a galactic nucleus, one...
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Nova Cephei 2013
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We report near-infrared J, H, and K band photometry of Nova Cephei 2013 (CBET #3397). Read more
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V1135 Herculis
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Title: V1135 Herculis: a double-lined eclipsing binary with an Anomalous Cepheid Authors: E. Sipahi, C. Ibanoglu, O. Cakirli, H.A. Dal, S. Evren BVR light curves and radial velocities for the double-lined eclipsing binary V1135 Her were obtained. The brighter component of V1135 Her is a Cepheid...
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V2494 Cygni
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Title: V2494 Cyg: A unique FU Ori type object in the Cygnus OB7 complex Authors: Tigran Yu. Magakian, Elena H. Nikogossian, Tigran Movsessian, Alexei Moiseev, Colin Aspin, Chris J. Davis, Tae-Soo Pyo, Tigran Khanzadyan, Dirk Froebrich, Michael D. Smith, Gerald H. Moriarty-Schieven, Tracy L. Be...
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IRAS 18345-0641
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Title: Star formation in the luminous YSO IRAS 18345-0641 Authors: Watson P. Varricatt (1), Holly S. Thomas (1), Chris J. Davis (2), Suzanne Ramsay (3), Malcolm J. Currie (1) ((1) Joint Astronomy Centre, Hilo, HI, USA, (2) Astrophysics Research Institute, Liverpool John Moores University, UK, (...
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CD-30 11223
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Title: Discovery of the closest hot subdwarf binary with white dwarf companion Authors: S. Geier, T. R. Marsh, B. H. Dunlap, B. N. Barlow, V. Schaffenroth, E. Ziegerer, U. Heber, T. Kupfer, P. F. L. Maxted, B. Miszalski, A. Shporer, J. H. Telting, R. H. Oestensen, S. J. O'Toole, B. T. Gaensicke, R. Nap...
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