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Narrator: Crowds of space enthusiasts gathered at

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Ames Research Center to witness the broadcast of

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NASA's Interface Region Imaging Spectrograph or

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IRIS Mission as it launched from an aircraft out

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of Vandenberg Air Force Base in California.

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Speakers shared insights about the IRIS Mission...

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Mission Control: 3...2...1...Drop!

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(Crowd Cheers)

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Narrator: ...and attendees cheered as the Pegasus

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rocket successfully separated from the L-1011

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aircraft and proceeded to fire its rockets

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and launch into a polar orbit around the Earth.

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A team at NASA Ames Research Center will control

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the IRIS spacecraft on a daily basis from their

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Missions Operations Center during the two-year

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mission as IRIS studies the way energy radiates

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from the sun.