Live coverage: Space station crew back on Earth

Three years and a billion miles past Pluto, NASA’s New Horizons probe is on the verge of at least one more pioneering, once-in-a-lifetime milestone: a New Year’s Day flyby of a small body known as 2014 MU69, unofficially dubbed Ultima Thule — “beyond the known world” — in a NASA naming contest.

A Canadian space flier will join three NASA crew members on the first piloted flight of the Space Launch System and Orion spacecraft around the moon, becoming the first non-U.S. astronaut on a lunar voyage, officials announced last week.

Astronauts Doug Hurley and Bob Behnken give a video tour of their new SpaceX Crew Dragon spacecraft as they close in on a docking with the International Space Station on May 31, 2020.