VIDEO: Why is not a planet Pluto?

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Why not Pluto a Planet?

July 11, 2015 at 17:28 clock Last updated BST

Pluto lost its planet status in 2006 but reclassified "dwarf" world actually set up as an exciting new category.

Dr. Marek Kukula, public astronomer at the Royal Observatory in Greenwich, tells the story of the small object that revolves around a five billion kilometers from the Sun.

The BBC is a 'Sky At Night screen "special program called Pluto revealed Monday, July 20, summarizes all the great moments of Tuesday by the New Horizons flyby of NASA spacecraft.

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