Astronaut Sunita Williams, known as Sunny around the Johnson Space Center, has spent a total of 322 days in space. She holds the record for total cumulative spacewalk time (50 hours and 40 minutes) conducted by a female astronaut.

“So since Williams is such an expert on outer space”, said the host of the NPR program, Wait Wait Don’t Tell Me, “we’re going to quiz her on storage space.” She answered three questions about the fascinating world of rental storage units.