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Andromeda XVII
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Cosmology News
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1243
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Title: Andromeda XVII: A New Low Luminosity Satellite of M31 Authors: Mike Irwin, Annette Ferguson, Avon Huxor, Nial Tanvir, Rodrigo Ibata, Geraint Lewis We report the discovery of a new dwarf spheroidal galaxy near M31 based on INT/WFC imaging. The system, Andromeda XVII (And XVII), is located a...
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Andromeda galaxy (M31)
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Stars/galaxy News
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93
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34153
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02 March 2005
Studies of the Andromeda galaxy (M31) have discovered that a smooth halo of red giant stars, similar to its globular cluster population, extending beyond a radius of 150 kiloparsecs, much bigger than originally thought (20kpc). The age of this halo will provide unique te...
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Andromeda XXI and Andromeda XXII
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Cosmology News
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1426
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Title: PAndAS' cubs: discovery of two new dwarf galaxies in the surroundings of the Andromeda and Triangulum galaxies Authors: Nicolas F. Martin, Alan W. McConnachie, Mike Irwin, Lawrence M. Widrow, Annette M. N. Ferguson, Rodrigo A. Ibata, John Dubinski, Arif Babul, Scott Chapman, Mark Fardal...
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Gamma Andromedae
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Stars
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1143
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Gamma Andromedae (Gamma And, And, Andromedae) is the third brightest star in the constellation of Andromeda. It is also known by the traditional name Almach (also spelt as Almaach, Almaack, Almak, Almaak, or Alamak), from the Arabic "the caracal" (desert lynx). In 1778, Johann Tobias...
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Andromeda XXXI and XXXII
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Galaxies
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961
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Title: Lacerta I and Cassiopeia III: Two luminous and distant Andromeda satellite dwarf galaxies found in the 3 Pan-STARRS1 survey Authors: Nicolas F. Martin, Colin T. Slater, Edward F. Schlafly, Eric Morganson, Hans-Walter Rix, Eric F. Bell, Benjamin P. M. Laevens, Edouard J. Bernard, Annette...
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Andromeda XXIX
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Galaxies
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1141
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Title: Andromeda XXIX: A New Dwarf Spheroidal Galaxy 200kpc from Andromeda Authors: Eric F. Bell, Colin T. Slater (University of Michigan), Nicolas F. Martin (MPIA Heidelberg) We report the discovery of a new dwarf galaxy, Andromeda XXIX, using data from the recently-released Sloan Digital Sky...
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Andromeda XXVIII
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Galaxies
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1041
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Title: Andromeda XXVIII: A Dwarf Galaxy More Than 350 kpc from Andromeda Authors: Colin T. Slater, Eric F. Bell, Nicolas F. Martin We report the discovery of a new dwarf galaxy, Andromeda XXVIII, using data from the recently-released SDSS DR8. The galaxy is a likely satellite of Andromeda, and, at...
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Y Andromeda
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Stars/galaxy News
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1377
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Maxima of long period variable Y Andromeda on the 8th March, 2010 Magnitude: 8.2 - 15.1V Type: Mira Period: 220.5 days Position (2000): RA 01 39 36.723, Dec +39 20 39.19
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AR Andromedae
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Stars
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Outburst of the dwarf nova AR Andromedae on the 16th August, 2011 Magnitude range: 11.0-17.6 V Period: ? days Satellite period: 0.163 Type: UGSS Position (2000): RA 01 45 03.27 | Dec +37° 56' 33.4"
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Andromeda Dwarfs
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Stars/galaxy News
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927
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Title: Andromeda Dwarfs in Light of MOND Authors: Stacy McGaugh, Mordehai Milgrom We compare the recently published velocity dispersions for seventeen Andromeda dwarf spheroidals with estimates of the MOND predictions, based on the luminosities of these dwarfs, with reasonable stellar M/L v...
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V466 Andromeda
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Events
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1193
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A new cataclysmic variable, WZ Sge-type dwarf Nova And 08, with large amplitude outburst has been discovered. Outburst magnitude of approximately V=12.5 (Unfiltered). Source (subscription) http://www.astroalert.su/2...
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V405 Andromeda
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Stars/galaxy News
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1356
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Title: Photospheric and chromospheric activity in V405 And: An M dwarf binary with components on the two sides of the full convection limit Authors: K. Vida, K. Oláh, Zs. Kvári, H. Korhonen, J. Bartus, Zs. Hurta, K. Posztobányi We investigate the fast rotating (P_orb=P_rot=0.465d) active dwarf b...
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Andromeda galaxy
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Observations
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Perseus double cluster and the Andromeda galaxy
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RX Andromeda
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Stars/galaxy News
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9
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3322
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The dwarf nova RX Andromeda is in outburst. Date: 28th October 2008 Magnitude: 10.3 - 14 V Period: 14 days Satellite period: 0.209893 days Type: UGZ Position(2000): RA=01 04 35.54, Dec=+41°17'57.8"
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Andromeda project
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Observations
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Andromeda Wants You Astronomers at the University of Utah and elsewhere are seeking volunteers to explore the galaxy next door, Andromeda. The newly launched Andromeda Project will use people power to examine thousands of Hubble Space Telescope images of the galaxy to identify star clusters tha...
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