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Hoffleit18
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Title: The embedded cluster DBSB48 in the nebula Hoffleit18: comparison with Trumpler14 Authors: S. Ortolani, C. Bonatto, E. Bica, Y. Momany, B. Barbuy We derive fundamental parameters of the embedded cluster DBSB48 in the southern nebula Hoffleit18 and the very young open cluster Trumpler14,...
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MWC 147
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VLT decodes the innermost surroundings of a star in the maturing Using ESO's Very Large Telescope Interferometer, astronomers have probed the inner parts of the disc of material surrounding a young stellar object, witnessing how it gains its mass before becoming an adult. The astronomers had a cl...
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2MASS J01542930+0053266
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Title: 2MASS J01542930+0053266 : A New Eclipsing M-dwarf Binary System Authors: A.C.Becker, E.Agol, N.M.Silvestri, J.J.Bochanski, C.Laws, A.A.West, G.Basri, V.Belokurov, D.M.Bramich, J.M.Carpenter, P.Challis, K.R.Covey, R.M.Cutri, N.W.Evans, M.Fellhauer, A.Garg, G.Gilmore, P.He...
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zeta Tauri
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Title: H-alpha observations of zeta Tauri Authors: E. Pollmann, Th. Rivinius We report H-alpha observations of zeta Tauri, taken between late 2000 and early 2006. Next to extending existing long-term monitoring of the disk state of this star we report an intermediate timescale of about 69 days to...
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Taurus Dark Clouds
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Title: A Catalogue of Background Stars Reddened by Dust in the Taurus Dark Clouds Authors: S. S. Shenoy, D. C. B. Whittet, J. A. Ives, D. M. Watson Normal field stars located behind dense clouds are a valuable resource in interstellar astrophysics, as they provide continua in which to study phenomen...
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LQ Hydrae
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Title: Chromospheric features of LQ Hydrae from H-alpha line profiles Authors: A. Frasca (1), Zs. Kovari (2), K.G. Strassmeier (3), K. Biazzo (1) ((1) INAF - Catania Astrophysical Observatory, (2) Konkoly Observatory - Budapest, (3) Astrophysical Institute Potsdam) We analyse the H-alpha spe...
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Lanning 386
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Title: The Eclipsing Cataclysmic Variable Lanning 386: Dwarf Nova, SW Sextantis Star, or Both? Authors: S. Brady (AAVSO), J. R. Thorstensen (Dartmouth), M. D. Koppelman (U. Minnesota), J. L. Prieto (Ohio State U.), P. M. Garnavich, A. Hirschauer, M. Florack (Notre Dame) We present photometry an...
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NGC6231
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Title: An XMM-Newton view of the young open cluster NGC 6231 -- II. The OB star population
Authors: H. Sana, G. Rauw, Y. Naze, E. Gosset, J.-M. Vreux
In this second paper, researchers pursue the analysis of the 180 ks XMM-Newton campaign towards the young open cluster NGC 6231 a...
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BD -22°5866
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Astronomers have discovered that the magnitude 12, Spectral type K5 single star named BD -22°5866, 166 light-years away in the constellation Aquarius, is in actual fact a close orbiting multistellar system. The researchers presented their results at a meeting of the American Astronomical Soci...
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GLIMPSE-C01
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Title: Chandra X-Ray Observation of the Globular Cluster GLIMPSE-C01 Authors: D. Pooley (UW Madison), S. Rappaport (MIT), A. Levine (MIT), E. Pfahl (KITP/Ucsb), J. Schwab (MIT) We have observed the recently discovered rich star cluster GLIMPSE-C01 for 46 ks with the Chandra X-ray Observatory....
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GJ 802B
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Title: Dynamical Mass of GJ 802B: a brown dwarf in a triple system Authors: M.J. Ireland, A. Kraus, F. Martinache, J.P. Lloyd, P.G. Tuthill We report a dynamical measurement of the mass of the brown dwarf GJ 802B using aperture-masking interferometry and astrometry. In addition, we report the disc...
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Supernova Remnant N 63A
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Supernova Remnant N 63A Menagerie
A violent and chaotic-looking mass of gas and dust is seen in this Hubble Space Telescope image of a nearby supernova remnant.
Denoted N 63A, the object is the remains of a massive star that exploded, spewing its gaseous layers out into an alread...
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HD 115226
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Title: The discovery of high-amplitude 10.9-minute oscillations in the cool magnetic Ap star HD 115226 Authors: O. Kochukhov, T. Ryabchikova, S. Bagnulo, G. Lo Curto We present the discovery of pulsational variations in the cool magnetic Ap star HD 115226 -- the first high-amplitude rapidly osc...
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V 391 Peg b
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Exoplanets are of high interest, not only because questions regarding alien life in the universe have accompanied humanity for a long time, but also because studying exoplanetary systems allows to study the past and the future of our own solar system. The first V 391 Peg b was discovered 15 years ago...
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Blue blobs
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The Hubble Space Telescope's powerful vision has resolved strange objects nicknamed "blue blobs" and found them to be brilliant blue clusters of stars born in the swirls and eddies of a galactic smashup 200 million years ago. Such "blue blobs" weighing tens of thousands of s...
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