The U.S. space agency says it is ending its attempts to fix the Kepler space telescope after engineers failed to repair two of the spacecraft’s four reaction wheels. One of the wheels broke down in July of last year, while the second malfunctioned this past May.
NASA made the announcement Thursday, saying it is looking into whether the instrument can be used in a different capacity.
The telescope was launched in 2009 on a search for Earth-size planets in what is known as the …
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