Did you know that you are heavier than the Earth? Host Neil deGrasse Tyson breaks down the difference between mass and weight on a planetary scale, as well as discussing the Sun, Earth, asteroids, orbits, and freefall with Leighann Lord. If you enjoyed this SoundBite or just want to learn more about Astrophysics in general, be sure to check out the full episode here: https://soundcloud.com/startalk/cosmic-queries-general-astrophysics-101
