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HOUSTON Once you ve blasted off into space, life back on Earth might pale in comparison. But Astronaut Mike Massimino has found another thrill. He has a cameo role on the CBS comedy The Big Bang Theory.

Massimino appeared in last season s finale, and he wasback again as the new season kicked off Thursday night.

KHOU 11 News reporter Tim Wetzel talked with the astronaut-turned-actor about his latest adventure.

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