Walkabout The Galaxy

New observations of Erigone, the parent body of an asteroid family, indicate its rocks are juicy with water. That makes it both a potential resource for future missions but also shows that asteroids may have played a big role in delivering water to the early Earth. Watery Erigone: it rhymes! You'll have to listen for details. And students discovered three high-speed wayward stars in the Milky Way, relics from an ancient galactic collision. Join us for all this, space news, trivia, fake sponsors, and more.