Two and a half 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.
Two and a half 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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