Invisible Worlds - Edinburgh Festival Guide

Science and technology provide us with windows to normally hidden worlds – and NASA’s Kepler Mission is currently doing just that. Orbiting the Sun for a 3.5-year mission, it is revealing the shadows of invisible planets, peering into the hearts of stars using sound and has so far discovered more than 1700 exoplanets. Marek Kukula, Public Astronomer at the Royal Observatory, Greenwich, chats with Professor Don Kurtz about Kepler’s discoveries and its search for another Earth in the ‘Goldilocks zone’ where life might exist