Space Station Astronauts Talk Crewed Mars Missions (Real and Fictional)

HOUSTON — If Scott Kelly were on a spaceship heading out to Mars — rather than on board the International Space Station, where he has been for the last 6 months — he would be arriving at the Red Planet just about now. Instead, Kelly and his eight crewmates — astronauts and cosmonauts from five different nations — took time out of their day circling the Earth on Tuesday (Sept. 8) to talk to reporters about life on board the outpost and what a trip to Mars m