British band Coldplay chose an out-of-this-world way to mark the release of their latest single Higher Power on Friday
International Space Station
Price tag? Tens of millions of dollars for a round trip ticket and $35,000 a night.
Koch, 40, arrived on the ISS on March 14 with two other crew members - an American and a Russian - for what was initially planned to be a six-month mission.
During their mission McClain, Saint-Jacques, Hague and Koch are set to perform the first spacewalks of their careers.
NASA astronaut Nick Hague and his Russian colleague Alexey Ovchinin, who survived a dramatically aborted Soyuz launch last year, were due to blast off again to the ISS
The new capsule will blast off aboard a rocket built by SpaceX -- run by billionaire Elon Musk -- at 2:49 am (0749 GMT) from the Kennedy Space Center at Cape Canaveral, Florida.
The Crew Dragon capsule has seven seats. It should dock with the ISS on March 3, then detach and return to Earth on March 8.