It was like a Battleship Galactica filled with a moderate sized city of screamers with lubricants.

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Pfizer has gone a decade spending more than any other company with only a handful of moderate-sized successes, including the pain medicine Lyrica and the cancer drug Sutent.

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But he added that if you had a small star - as this one is - then a moderate-sized planet would block out enough light to be detected by telescopes.

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