References & Sources - January 16, 1999

< Back to Contents

Tiny galaxies have hearts of darkness

Small ghost galaxies, devoid of stars but harboring dense clumps of invisible matter, may outnumber the entire population of luminous galaxies in the universe.

References:

Cowen, R. 1994. Ill-fated Milky Way neighbor found. Science News 145(April 9):228.

Kormendy, J., and K.C. Freeman. 1999. Ghost galaxies. Meeting of the American Astronomical Society. January. Austin, Texas.

Sources:

Kenneth C. Freeman
Mt. Stromlo Observatory
Private Bag, Weston Creek PO
2611 Canberra, ACT
Australia

John Kormendy
University of Hawaii
Institute for Astronomy
2680 Woodlawn Drive
Honolulu, HI 96822

From Science News, Vol. 155, No. 3, January 16, 1999, p. 38. Copyright © 1999, Science Service.

Copyright 1999 Science Service