If you’ve watched his television series, taken his lecture course, or follow him on Twitter, you know that Neil deGrasse Tyson is a multifaceted man. It only makes sense that the pop astrophysicist has a complex office to match. NBC News was recently invited into his office at the Hayden Planetarium for a personal tour. Check out his favorite items, which include classic art, hot sauce, and a 4.5-billion-year-old rock, in the video above.