In next few hours New Horizon spacecraft will reach closest to Pluto ever. Mission to Pluto started in year 2006 and after visiting Jupiter in 2007, it finally is about to reach Pluto in next few hours. It will be closest to Pluto (12500 km) at 7:49 am EDT time (please check your time accordingly). New Horizon has traveled over 3 billion miles in almost 10 years at speed of 58,536 km/h.
Watch the video to see how close New Horizon will be to Pluto.
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The space craft looks like below-