Ira Flatow on Science: Crashing into a Comet

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NASA -- and Shuttle's -- Timetable Is Uncertain

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Spacecraft to Launch, Propelled by Sun and Sails

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Astronomers Find Planet with Similarities to Earth

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Ira Flatow on Science: Mars Rover Free to Roam Again

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Mars Rover is Freed from Red Planet Trap

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The Path to an Elevator into Space

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Voyager Spacecraft Hits Interstellar Turbulence

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Space Travel Pioneer Rutan Honored

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Burt Rutan, Space Flight Engineer

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Space Could Be Next Battleground

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Ira Flatow on Science: Gravity, Galileo and Newton

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Scientists Try to Find Way to Dislodge Mars Rover

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Artifacts' Fate Contested at Noted Space Museum

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