1 rich Libsyn https://www.libsyn.com 90 600 Dr Tracy Becker tells us about solar system science using ultraviolet light. She explains how the color of a planet's northern lights depends on the planet's atmosphere. She also describes how scientists repurposed the New Horizons spacecraft to measure how empty space is. Spacepod http://www.listentospacepod.com <iframe title="Libsyn Player" style="border: none" src="//html5-player.libsyn.com/embed/episode/id/32386477/height/90/theme/custom/thumbnail/yes/direction/forward/render-playlist/no/custom-color/88AA3C/" height="90" width="600" scrolling="no" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe> https://assets.libsyn.com/secure/item/32386477