Rosetta flight director Andrea Accomazzo says an unexpected glitch during the power-up of the Philae comet lander should not affect plans to release the probe Wednesday for a daring descent and touchdown on comet 67P/Churyumov-Gerasimenko.
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Comet lander’s batteries near exhaustion
Trapped in rough, forbidding terrain with its solar panels draped in shadow, the Philae comet lander raced the clock Friday to carry out high-priority science operations, including an attempt to drill into the surface of the nucleus, before exhausting its on-board batteries and effectively losing consciousness.