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61 Cygni
(Preview)
Title: The radii of the nearby K5V and K7V stars 61 Cyg A & B - CHARA/FLUOR interferometry and CESAM2k modeling Authors: Pierre Kervella (LESIA), Antoine Mérand (CHARA), Bernard Pichon (OCA), Frédéric Thévenin (OCA), Ulrike Heiter, Lionel Bigot (OCA), Theo A. Ten Brummelaar (CHARA), Harold...
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Eta Persei
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Eta Persei ( Per, Struve 307) is a star in the constellation Perseus. It also has the traditional Arabic name Miram. Eta Persei is a triple star system; the AB components (at magnitude 3.76 and 8.5, separation 28.3, position angle 301°) are gold (K0) and blue (A0) and a good target for small telescopes...
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S1020549
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Astronomers discover star that's almost as old as the universe itself Astronomers have discovered a relic from the early universe - a star that may have been among the second generation of stars to form after the Big Bang. Located in the dwarf galaxy Sculptor some 290,000 light-years away, the star h...
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NGC 1788
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The delicate nebula NGC 1788, located in a dark and often neglected corner of the Orion constellation, is revealed in a new and finely nuanced image that ESO is releasing today. Although this ghostly cloud is rather isolated from Orion's bright stars, the latter's powerful winds and light have had a...
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T Pegasi
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Maxima of long period variable T Pegasi on the 9th March, 2010 Magnitude: 8.9-14.3 Type: Mira Position (2000): RA 22 08 54.04, Dec +12 32 26.2
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U Perseus
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Maxima of long period variable U Perseus on the 11th March, 2010 Magnitude: 8.1-11.3 Type: Mira Position (2000): RA 01 59 35.1231, Dec +54 49 19.992
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V Leo
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Maxima of long period variable V Leo on the 15th March, 2010 Magnitude: 9.1-13.7 Type: Mira Position (2000): RA 10 00 01.9220, Dec +21 15 44.361
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KOI-74 and KOI-81
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Title: Transits and Lensing by Compact Objects in the Kepler Field: Disrupted Stars Orbiting Blue Stragglers Authors: Rosanne Di Stefano Kepler's first major discoveries are two hot objects orbiting stars in its field. These may be the cores of stars that have each been eroded or disrupted by a com...
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5485 Sagittarii
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Title: 5485 Sagittarii: A Possible Symbiotic Star Exhibiting Ellipsoidal Variation Evidence as Orbital Signature Authors: J. Greaves MACHO project photometry shows the candidate Symbiotic Star V5485 Sagittarii's red giant component has a photometric orbital period of 270 days as evidenced...
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BD+20°1790 b
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[url=http://en.wikipedia.org/wiki/BD%2B20%C2%B01790_b]...
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HD 209621
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Title: HD 209621: Abundances of neutron-capture elements Authors: Aruna Goswami (1), Wako Aoki (2) ((1) Indian Institute of Astrophysics, Bangalore, (2) National Astronomical Observatory, Mitaka, Tokyo) High resolution spectra obtained from the Subaru Telescope High Dispersion Spectrog...
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Cepheus A HW2
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Title: Magnetic field regulated infall on the disc around the massive protostar Cepheus A HW2 Authors: W.H.T. Vlemmings, G. Surcis, K.J.E. Torstensson, H.J. van Langevelde We present polarisation observations of the 6.7-GHz methanol masers around the massive protostar Cepheus A HW2 and its as...
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LBV G0.120-0.048
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Title: Discovery of a Luminous Blue Variable with an Ejection Nebula Near the Quintuplet Cluster Authors: Jon C. Mauerhan, Mark R. Morris, Angela S. Cotera, Hui Dong, Q. Daniel Wang, Susan R. Stolovy, Cornelia C. Lang, Ian S. Glass We report the discovery of a Luminous Blue Variable (LBV) lying ~7 pc...
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G310.5+0.8
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Title: The putative nebula of the Wolf-Rayet WR 60 star: A case of mistaken identity and reclassification as a new supernova remnant G310.5+0.8 Authors: M. Stupar, Q.A. Parker, M.D. Filipovic We present narrow band AAO/UKST HAlpha images and medium and low resolution optical spectra of a nebula s...
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Extremely Metal-Poor Stars
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Missing Primitive Stars Outside Milky Way Uncovered After years of successful concealment, the most primitive stars outside our Milky Way galaxy have finally been unmasked. New observations using ESO's Very Large Telescope have been used to solve an important astrophysical puzzle concerning...
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