On The Gist, why it’s better to crash our spacecrafts than to litter the solar system with our earthly microbes. Summer Ash explains everything you didn’t know you wanted to know about the Juno space probe orbiting Jupiter. Ash is the Director of Outreach for Columbia University’s Department of Astronomy. For the Spiel, discord will always be with us. Learn more about your ad choices. Visit megaphone.fm/adchoices