The Worlds of TRAPPIST-1
Published March 1, 2017
33 min
    Add to queue
    Copy URL
    Show notes
    The discovery of seven, Earth-sized planets in a nearby solar system was announced last week. Astrophysicist and planetary scientist Sara Seager joins us to share her excitement about this find that includes three planets in the habitable zone.

    Learn more about your ad choices. Visit
        0:00:00 / 0:00:00