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Science 19 November 1999:
Vol. 286. no. 5444, p. 1459
DOI: 10.1126/science.286.5444.1459b
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News of the Week

SPACE TELESCOPE:
Gyroscope Failure Closes Down Hubble

Andrew Lawler

The stream of science data from the Hubble Space Telescope stopped last weekend after the fourth of the instrument's six gyroscopes failed. The $2 billion telescope will remain in a "safe mode" until astronauts arrive next month for a scheduled service mission to the orbiting spacecraft. Even if all goes well, however, agency officials say it will take another month to get the telescope back on line.

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