NASA astronauts Bob Behnken and Doug Hurley boarded the International Space Station Sunday.
They joined fellow NASA astronaut/ISS commander Chris Cassidy, who arrived at the ISS in April, and two Russian cosmonauts.
NASA astronauts Bob Behnken and Doug Hurley boarded the International Space Station Sunday.
They joined fellow NASA astronaut/ISS commander Chris Cassidy, who arrived at the ISS in April, and two Russian cosmonauts.
Watch as the space station travels about five miles per second while passing in front of the sun.
"We didn't feel the docking. It was just so smooth...in Shuttle, you felt a little bit of a jolt," NASA astronaut Doug Hurley said..