“We know where to look. We know how to look,” Stofan said. “In most cases we have the technology, and we’re on a path to implementing it. And so I think we’re definitely on the road.”
Former astronaut John Grunsfeld, associate administrator for NASA’s Science Mission Directorate, agreed.
“I think we’re one generation away in our solar system, whether it’s on an icy moon or on Mars, and one generation [away] on a planet around a nearby star,” Grunsfeld said.