CNN 's comet probe Rosetta wakes up , beams a signal back to Sun . Wake up Rosetta : You have a date with a comet . The spacecraft is nearly 500 million miles from the Earth , angling to rendezvous with a comet . Scientist must now learn how to maneuver the craft around the environment of the comet . Rosetta is set to meet up with the comet in two years , follow it for August .
CNN 's comet probe Rosetta wakes up , beams a signal back to Sun . The spacecraft is nearly 500 million miles from the Earth , angling to rendezvous with a comet . Scientist must now learn how to maneuver the craft around the environment of the comet . Rosetta is set to meet up with the comet in two years , follow it for August .