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Watch ESA's billion-star surveyor Gaia launch into space on 19 December at 09:12:19 GMT
via ESA Space Science
http://spaceinvideos.esa.int/esalive
Watch ESA's billion-star surveyor Gaia launch into space on 19 December at 09:12:19 GMT
via ESA Space Science
http://spaceinvideos.esa.int/esalive
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