He was a guest star on the final episode of Star Trek: Enterprise alongside with fellow astronaut Terry W. Virts. He talked about in an episode of StarTalk Radio, while speaking to Wil Wheaton, that he variations his sideburns in a position as an homage to Star Trek. The blurb to the Uk version of her novel Noughts and Crosses says that she is a enormous fan of Star Trek and her aspiration position would be to captain the USS Enterprise.