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First LPF test mass (Elwood) successfully released and in free flight.

Media Description: 

LISA Pathfinder test mass #2 successfully released and under control!
Only days after LIGO announces the first direct observation of gravitational waves, LISA Pathfinder continues to blaze the trail towards gravitational wave observation in space with the successful release of the first LPF test mass. The test mass is now in full free-flight and controlled in Accelerometer mode.

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