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VZ Pictoris
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A dim star just 13 light years from Earth was born in a cluster 17,000 light years away. Discovered in 1897, Kapteyn's Star is the 25th nearest star system to our sun, but it is no local, says Elizabeth Wylie-de Boer of Mount Stromlo Observatory in Canberra. The cool star's composition is tricky to stud...
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Barnard 1b
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Title: Probing the Earliest Stage of Protostellar Evolution -- Barnard 1-bN and Barnard 1-bS Authors: Yun-Hsin Huang, Naomi Hirano Two submm/mm sources in the Barnard 1b (B1-b) core, B1-bN and B1-bS, have been observed with the Submillimeter Array (SMA) and the Submillimeter Telescope (SMT). T...
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NGC 6723
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NGC 6723 (also ESO 396-SC10 and GCL 106) is a magnitude +6.8 globular star cluster located 28,400 light-years away in the constellation Sagittarius. The cluster was was discovered by Scottish astronomer James Dunlop using a homemade 9-foot 22.86 cm (9 inch) f/12 speculum Newtonian reflector a...
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Messier 18
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Messier 18 (also M18, NGC 6613 and OCL 40) is a magnitude +7.5 open cluster located 4,900 light-years away in the constellation Sagittarius. The cluster was discovered by French astronomer Charles Messier on the 3rd June 1764. Right Ascension 18h 19m 54.0s, Declination -17º 07' 59" Read mor...
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NGC 6101
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NGC 6101 (also ESO 69-SC4, Caldwell 107 and GCL 40) is a magnitude +9.2 globular star cluster located 49,900 light-years away in the constellation Apus. An 8 inch telescope is require to resolve the brightest stars. The cluster was discovered by Scottish astronomer James Dunlop using a 22.86 cm (9...
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Messier 14
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Title: The Colour-Magnitude Diagram of the Globular Cluster M14 Authors: Erik D. Reinhart, Thayne A. McCombs, Andrew N. Darragh, Zheyu J. Liu, Brian W Murphy, Kyle E. Conroy Using the SARA 0.9 meter telescope at Kitt Peak National Observatory (KPNO) we obtained R images during the summer of 2010 an...
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CM Draconis
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Title: Extrasolar planet detection by binary stellar eclipse timing: evidence for a third body around CM Draconis Authors: H. J. Deeg, B. Ocaña1, V. P. Kozhevnikov, D. Charbonneau, F. T. O'Donovan, and L. R. Doyle Aims. Our objective is to elucidate the physical process that causes the observed...
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HD181327
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Title: Discovery of an 86 AU Radius Debris Ring Around HD 181327
Authors: Glenn Schneider, Murray D. Silverstone, Dean C. Hines, Jean-Charles Augereau, Christophe Pinte, Francois Menard, John Krist, Mark Clampin, Carol Grady, David Golimowski, David Ardila, Thomas Henning...
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VdBH 222
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Title: VdBH 222: a starburst cluster in the inner Milky Way Author: A. Marco, I. Negueruela, C. González-Fernández, J. Maíz Apellániz, R. Dorda, J.S. Clark It has been suggested that the compact open cluster VdBH 222 is a young massive distant object. We set out to characterise VdBH 222 using a compr...
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Serpens Molecular Cloud
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Title: The Serpens Molecular Cloud Authors: C. Eiroa, A.A. Djupvik, M.M. Casali The Serpens cloud has received considerable attention in the last years, in particular the small region known as the Serpens cloud core where a plethora of star formation related phenomena are found. This review summ...
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NGC 1851
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Title: Spectroscopic analysis of the two subgiant branches of the globular cluster NGC1851 Authors: R. G. Gratton, S. Villanova, S. Lucatello, A. Sollima, D. Geisler, E. Carretta, S. Cassisi, A. Bragaglia NGC1851 possibly shows a spread in [Fe/H], but the relation between this spread and the div...
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NGC 3201
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NGC 3201 (also ESO 263-SC26 and GCL 15) is a magnitude +8.24 low galactic latitude globular cluster located 16,300 light-years away in the constellation Vela. The clusters stellar population is inhomogeneous, with the redder and cooler stars tending to be located closer to the core. The effectiv...
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Messier 9
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Glittering Jewels of Messier 9 The NASA/ESA Hubble Space Telescope has produced the most detailed image so far of Messier 9, a globular star cluster located close to the centre of the galaxy. This ball of stars is too faint to see with the naked eye, yet Hubble can see over 250 000 individual stars shini...
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NGC 6440
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NGC 6440 (also ESO 589-SC8 and GCL 77) is a magnitude +9.3 globular cluster located 27,700 light-years away in the constellation Sagittarius. The cluster was discovered by German-British astronomer William Herschel using a 47.5 cm (18.7 inch) f/13 speculum reflector at Windsor Road, Slough, o...
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NGC 6445
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NGC 6445 (also Little Gem nebula, Crescent Nebula, PK8+3.1 and ESO 589-PN9) is a magnitude +11.2 planetary nebula located 4,500 light-years away in the constellation Sagittarius. The nebula was discovered by German-British astronomer William Herschel using a 47.5 cm (18.7 inch) f/13 speculum...
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