i am pleased to have neil degrasse tyson back at this table. welcome. >> thank you, charlie. >> rose: when did you know what you wanted to do is be an astrophysicist. >> at age 9, the first visit to the hand planetarium. >> rose: that did it for you? that put it in my veins. i think the universe called me and not i that called it. i thought, wow, of course, growing up in the bronx, there aren't many stars visible anywhere in new york, especially not the bronx at the the time. so the sky and the planetarium was magical. i thought it was a hoax. i've seen the sky from the bronx, and this is not it, therefore it must be a hoax, not knowing, of course, it's portraying the real sky. by age 11, then i had the answer that -- i had the answer to that annoying question that adults ask children, what do you want to be when you grow up. >> rose: and your answer was? astrophysicist. that ended the conversations pretty quickly. >> rose: have you ever wanted to write a science fiction novel? >> yes. however, i don't have talent writing. i wish i did. >> rose