![60-Second Space show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/030/805/small/60-second-space.jpg)
Summary: NASA's Kepler spacecraft has found two binary star systems that each host a planet, implying that millions exist. John Matson reports
Summary: NASA's Kepler spacecraft has found two binary star systems that each host a planet, implying that millions exist. John Matson reports