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New Horizons collects first science on a post-Pluto object

19 May 2016 Astronomy Now

Warming up for a possible extended mission as it speeds through deep space, NASA’s New Horizons spacecraft has now twice observed 1994 JR1, a 90-mile-wide Kuiper Belt object (KBO) orbiting more than 3 billion miles from the Sun. Science team members have used these observations to reveal new facts about this distant remnant of the early solar system.