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HD 7924 b
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A new Exoplanet HD 7924 b has been discovered. The planet is about 10x the size of Earth, and has a 5-day orbital period. Mass: 0.029 Jupiter Masses Orbital distance: 0.057 AU Read more
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HD 43848b
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HD 43848b is a 25x Jupiter sized planet with an unusual eccentric orbit.
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Nuclear cosmochronometer
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Title: 138La-138Ce-136Ce nuclear cosmochronometer of supernova neutrino process Authors: Takehito Hayakawa, Toshiyuki Shizuma, To****aka Kajino, Kengo Ogawa, Hitoshi Nakada The 138La (T1/2=102 Gyr) - 138Ce - 136Ce system is proposed to be used as a nuclear cosmochronometer for measuring t...
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QY Musca
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A magnitude 8.6 nova was discovered in the constellation Musca by W. Liller (Chile), on the 28th September, 2008. Position(2000): RA = 13 16 36.44, Dec = -67 36 47.8 IAUC 8990 (Subscription)
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SDSS J125637-022452
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Title: SDSS J125637-022452: a high proper motion L subdwarf Authors: T. Sivarani, S. Lépine, A. K. Kembhavi, J. Gupchup We report the discovery of a high proper motion L subdwarf (\mu =0.617arcsec/yr) in the Sloan Digital Sky Survey spectral database. The optical spectrum from the star SDSS J1256...
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GJ876
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Title: The architecture of the GJ876 planetary system. Masses and orbital coplanarity for planets b and c Authors: Jacob L. Bean, Andreas Seifahrt We present a combined analysis of previously published high-precision radial velocities and astrometry for the GJ876 planetary system using a self...
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2XMMi J225036.9+573154
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Title: 2XMMi J225036.9+573154 - a new eclipsing AM Her binary discovered using XMM-Newton Authors: Gavin Ramsay (Armagh Observatory), Simon Rosen (Univ Leicester), Pasi Hakala (Tuorla Observatory), Thomas Barclay (Armagh, MSSL/UCL) We report the discovery of an eclipsing polar, 2XMMi J225...
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HR Carinae
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Title: The dusty Nebula surrounding HR Car: a Spitzer view Authors: G. Umana, C. S. Buemi, C. Trigilio, J. L. Hora, G. G. Fazio, P. Leto We present mid-IR observations of the Galactic Luminous Blue Variable (LBV) HR Car and its associated nebula carried out with the Spitzer Space Telescope using both...
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Eridanus
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Regular readers have long ago learned that, with some effort, we can find star patterns shaped like a square, a bow tie, a kite - even a coat hanger, for cryin' out loud. But one of my favourites has to be the long and winding star group known to astronomers as Eridanus, the river. Most people don't know ab...
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BD+29 1748
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Title: A Close Binary Star Resolved from Occultation by 87 Sylvia Authors: Chi-Long Lin, Zhi-Wei Zhang, W. P. Chen, Sun-Kun King, Hung-Chin Lin, F. B. Bianco, M. J. Lehner, N. K. Coehlo, J.-H. Wang, S. Mondal, C. Al****, T. Axelrod, Y.-I. Byun, K. H. Cook, R. Dave, I. de Pater, R. Porrata, D.-W. Kim, T....
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RV Tauri
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RV Tauri is a star in the constellation Taurus. It is a yellow supergiant and is the prototype of a class of variable stars known as RV Tauri variables. Over a period of 78.7 days its brightness varies from magnitude +9.8 to +13.3. This change in luminosity is accompanied by a change in spectral type, be...
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NGC 2818
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The unique planetary nebula NGC 2818 is nested inside the open star cluster NGC 2818A. Both the cluster and the nebula reside over 10,000 light-years away, in the southern constellation Pyxis (the Compass). Credit: NASA, ESA, and the Hubble Heritage Team (STScI/AURA) This Hubble image was taken i...
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UGC 7388
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Title: UGC 7388: A galaxy with two tidal loops Authors: M. Faúndez-Abans, V. P. Reshetnikov, M. de Oliveira-Abans and I. F. Fernandes We present the results of our spectroscopic and morphological studies of the galaxy UGC 7388 with the 8.1-m Gemini North telescope. Judging by its observed chara...
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MBM 12
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Title: MBM 12: young protoplanetary discs at high galactic latitude Authors: G. Meeus, A. Juhasz, Th. Henning, J. Bouwman, C. Chen, W. Lawson, D. Apai, I. Pascucci, A. Sicilia-Aguilar We present Spitzer infrared observations to constrain disc and dust evolution in young T Tauri stars in MBM 12, a s...
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HD 173416 b
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HD 173416 b is about 2.7 times (± 0.3) the size of Jupiter, and has a 323.6 ± 2.2 day orbital period. Read more
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