bob behnken

Comet NEOWISE is starting to put on a show for skywatchers, and not just those of us restricted to Earth's surface.

NASA astronauts on the International Space Station are celebrating Independence Day from space.

Two astronauts completed the second-to-last set of battery replacements outside of the International Space Station, advancing a multi-year project to upgrade the power system for the orbiting lab.

Two NASA astronauts will venture outside the International Space Station for a spacewalk today (July 1), and you can watch it live online.

Two NASA astronauts began an epic battery swap in a spacewalk outside the International Space Station Friday (June 26), the first of four excursions to upgrade the outpost.

Two veteran astronauts will step out of the International Space Station today (June 26) on the first four complicated spacewalks to swap out outdated batteries on the orbiting lab.

SpaceX's first Crew Dragon to carry astronauts is passing all tests and could return to Earth as soon as August 2nd.

Pence checked in to see how Demo-2 crewmembers Bob Behnken and Doug Hurley are adjusting to life in orbit.

NASA astronauts Doug Hurley and Bob Behnken, who recently became the first crew to fly in SpaceX's Crew Dragon spacecraft, talk about the "overview effect" and their first week of work in space.

The movie-star look to SpaceX's new spacesuits is just one of the innovative features the Crew Dragon astronauts enjoyed during the Demo-2 test flight to the International Space Station.