The Universe's Most Important Alarm Clock Will Wake Up Rosetta Tomorrow

The Universe's Most Important Alarm Clock Will Wake Up Rosetta Tomorrow

Jan 19th 2014, 17:00, by Kelsey Campbell-Dollaghan

Three years is a long time to sleep—even for a machine. That's how long Rosetta has slumbered in its decade-long journey towards the comet where it will land. But in the dead of the night, at 2am PST tomorrow morning, Rosetta will awaken. Here's how its alarm clock works.
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