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Science 29 January 1999:
Vol. 283. no. 5402, p. 616
DOI: 10.1126/science.283.5402.616
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News of the Week

ASTROPHYSICS:
Gamma Burst Promises Celestial Reprise

Govert Schilling

Last Saturday, a gamma ray burst, one of the brightest of these mysterious blasts of gamma and x-rays, triggered satellite detectors. Two days later, after hunting down and analyzing the visible light from the burst source, astronomers concluded that the burst probably looked so bright because the gravity of a galaxy between Earth and the source focused its radiation toward us--the first such case found.

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Science. ISSN 0036-8075 (print), 1095-9203 (online)