Nasa’s Deep Impact mission has been redirected since it “successfully reached out and touched comet Tempel 1″ in July 2005. Now called Epoxi, its largest telescope had been intending to search for alien (exosolar) planets until a problem triggered the spacecraft’s safe mode. Epoxi is now heading for a second cometary interception with a fly-by of comet Hartley 2 on Nov. 4, 2010. In the meantime it has been looking back wistfully at Earth and capturing these images of a lunar transit of a small blue planet from 31 million miles away.
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