The journey to Pluto, the farthest world ever explored - Alan Stern
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In this podcast episode of Gravity Assist, Jim Green speaks with the lesson's educator, Alan Stern, who was the New Horizons Principal Investigator.
This editorial in the Washington Post, co-written by David Grinspoon and the educator, explains why Pluto should be a planet.
Want to find out more about the equipment that captured vital information on Pluto? Click here to see a picture of the Ralph instrument and here to see REX.
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