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内容説明 ’We are going’， said Annie， ’on a great cosmic journey. So listen up， Savers of Planet Earth， and prepare to meet the Universe’. George’s best friend Annie needs help. Her scientist father， Eric， is working on a space project - and it’s all going wrong. A robot has landed on Mars， but is behaving very oddly. And now Annie has discovered something weird on her dad’s super-computer. Is it a message from an alien? Could there be life out there? How do you find a planet in outer space? And if you could talk to aliens， what would you say?