Putting a human on Mars. It is a long-range goal of the U.S. space program and an immediate desire of a couple hundred visitors to Eugene. They are members of the International Mars Society, a group pushing for the exploration and settlement of Earth’s nearest planet. They are convinced science fiction can and should be science fact. “Going to Mars has always been my dream and I figured this is the best way to get things, to get the ball rolling,” says Erik Carlstrom of Eugene.