Image caption:

A section of the Hubble Space Telescope image of the field of 
GRB 990123, showing the afterglow and its host galaxy, taken
about 16 days after the burst.  The images were processed at 
Caltech by Dr. Stephen Odewahn, a member of the Caltech team.

Image credit:  The Caltech GRB Team / Space Telescope Science Institute

Also available at:   http://astro.caltech.edu/~george/grb/pr.html

(Additional information and links available at the same website.)