Skip to main content
Back to Show
PBS News Hour

Why New Horizons flyby is a space exploration milestone

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.

Support Provided By
Season
March 9, 2026 - PBS News Hour full episode
56:46
March 9, 2026 - PBS News Hour full episode
March 6, 2026 - PBS News Hour full episode
57:46
March 6, 2026 - PBS News Hour full episode
March 5, 2026 - PBS News Hour full episode
57:46
March 5, 2026 - PBS News Hour full episode
March 4, 2026 - PBS News Hour full episode
57:46
March 4, 2026 - PBS News Hour full episode
March 3, 2026 - PBS News Hour full episode
57:46
March 3, 2026 - PBS News Hour full episode
March 2, 2026 - PBS News Hour full episode
57:46
March 2, 2026 - PBS News Hour full episode
February 27, 2026 - PBS News Hour full episode
57:46
February 27, 2026 - PBS News Hour full episode
February 26, 2026 - PBS News Hour full episode
57:46
February 26, 2026 - PBS News Hour full episode
February 25, 2026 - PBS News Hour full episode
57:46
February 25, 2026 - PBS News Hour full episode
February 24, 2026 - PBS News Hour full episode
57:46
February 24, 2026 - PBS News Hour full episode
February 23, 2026 - PBS News Hour full episode
57:46
February 23, 2026 - PBS News Hour full episode
February 20, 2026 - PBS News Hour full episode
57:46
February 20, 2026 - PBS News Hour full episode
Active loading indicator