A crew of four sets sail for orbit, bound for the International Space Station: Experience the team  

This Sunday, four astronauts launched into space to live on the International Space Station for several months.  

Fired from the Kennedy Space Center in Florida, SpaceX's Falcon rocket carried four Dragon astronauts.  

They include NASA's Matthew Dominick, Michael Barratt, and Jeanette Epps and Russia's Alexander Grebenkin Their arrival at the ISS on Tuesday will replace a U.S., Danish, Japanese, and Russian crew present since August.  

The new ISS crew will stay for six months and observe the arrival of Boeing's Starliner capsule with test pilots in late April and Sierra Space's Dream Chaser in small shuttle after.  

Matthew Dominick, the mission commander, joined NASA's Astronaut Candidate Class in 2017. Colorado native,..

 ...he was commissioned for flight training and designated a Naval Aviator in 2007 with over 1,600 flight hours.  

NASA chose mission pilot Michael Barratt in 2000. Barratt has spent 212 days in orbit on two spaceflights before this trip.  

Doctor Barratt, from Vancouver, Washington, is the oldest full-time astronaut.  

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