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Milky Way's tug robs stellar cluster
A swarm of stars robbed of its lowest-weight members may shed light on the distribution of dark matter in our galaxy.
References:
1999. The making of the Milky Way Halo. European Southern Observatory Press Release. Available at http://www.eso.org/outreach/press-rel/pr-1999/pr-04-99.html.
De Marchi, G. . . . F. Paresce, et al. 1999. A deep optical luminosity function of NGC 6712 with the VLT: Evidence for severe tidal disruption. Astronomy and Astrophysics 343(March 1):L9.
Johnston, K.V. . . . L. Hernquist. 1999. Tidal streams as probes of the galactic potential. Astrophysical Journal 512(Feb. 20).
Further Readings:
Cowen, R. 1998. Very Large Telescope: New infrared camera struts its stuff. Science News 154(Dec. 5):359.
Sources:
Lars Hernquist
Harvard University
Department of Astronomy
Mailstop Code 46
60 Garden Street
Cambridge, MA 02138
Francesco Paresce
European Southern Observatory
Karl-Schwarzschild-Strasse 2
D-85748 Garsching
Germany
From Science News, Vol. 155, No. 9, February 27, 1999, p. 134. Copyright © 1999, Science Service.