They could be transporters of life or harbingers of doom – Neil deGrasse Tyson answers fan-submitted questions on comets and asteroids with science author and cosmochemist Natalie Starkey, PhD, and first-time comic co-host Mark Normand.
Join Neil deGrasse Tyson and Chuck Nice as they tour the solar system with Mars Exploration Rover principal investigator Steve Squyres and planetary scientist Heidi Hammel. Extended with 10 minutes of new Cosmic Queries with Bill Nye!
