This Friday, February 9th at 7:00pm, Caleb Scharf (YHouse Co-founder and Columbia University Director of Astrobiology) will speak about his most recent book The Zoomable Universe, as part of Columbia Astronomy Outreach's Stargazing & Lecture series. Following the 30-minute lecture, which will be held in Columbia's Pupin Hall, there will be guided stargazing with telescopes (weather permitting). The event is free and no registration is required. Click here for more information.