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A United Launch Alliance Atlas V 411 rocket with the Solar Orbiter payload arrives at pad 41 at Cape Canaveral Air Force Station, Florida on Feb. 8, 2020. Paul Hennessy / NurPhoto via Getty Images
A joint U.S.-European team successfully launched the Space Orbiter space probe on Sunday night from Florida on a mission to "address big questions" about the solar system, including taking the first-ever high-resolution pictures of the sun's poles.
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