PBS NewsHour

Why New Horizons flyby is a space exploration milestone

Clip: 01/01/2019 | 7m 14s Video has closed captioning.

On this New Year’s Day, NASA has a special reason to celebrate: Its spacecraft New Horizons has made a successful flyby of Ultima Thule, an object orbiting in space about four billion miles from Earth. Science correspondent Miles O’Brien joins Jeffrey Brown to explain the immense difficulty of this mission and its larger significance for the U.S. space program.

Aired: 01/01/19

Rating: NR

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