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One ring to encompass them all: a giant stellar structure that surrounds the Galaxy |
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| Authors: | R A Ibata M J Irwin G F Lewis A M N Ferguson N Tanvir |
| Institution: | Observatoire de Strasbourg, 11, rue de l'Université, F-67000, Strasbourg, France;Institute of Astronomy, Madingley Road, Cambridge CB3 0HA;School of Physics, University of Sydney, NSW 2006, Australia;Kapteyn Astronomical Institute, Postbus 800, 9700 AV Groningen, the Netherlands;Physical Sciences, University of Hertfordshire, College Lane, Hatfield AL10 9AB |
| Abstract: | |
| Keywords: | Galaxy: disc Galaxy: structure galaxies: interactions |