Justin Mason (Director of the Pretlow Planetarium at Old Dominion University) sat down with Andrew to talk about why people are still angry about Pluto, what's in the center of a black hole, the chances of Earth getting struck by an asteroid, the search for extraterrestrials, and the greatest mysteries in the universe.

This episode was recorded at the Perry Library on the campus of Old Dominion University.

For more information: www.odu.edu/planetarium