Science managers have conceded failure in attempting to restore the Kepler Space Telescope to full functionality, and will focus on what the telescope can do with only two of its four reaction wheels working. Designed to find extra-solar planets by detecting the faint flicker in light from distant stars when planets pass in front of them, Kepler lost the pointing accuracy it needs for the task when a second wheel failed in May. A system-level performance test Aug. 8 concluded the ...

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