Why It's Taking Astronauts So Long to Get to the International Space Station

Crew will make 34 orbits of Earth to get to the International Space Station.

— -- Talk about taking the long way.

When the trio arrive on Friday, they'll bring the total number of astronauts at the International Space Station to nine. The Kazakh and the Dane are set to return to Earth on Sept. 12, along with Gennady Padalka, who is the current station commander and will hand off the duty to American astronaut Scott Kelly.