Mark gave her a half-smile, and nodded in agreement. Of course she wouldn't believe him right away. She'd probably think the stress of work had finally made him crack, just as she'd often predicted.
"As far as I know, there are no astronauts here," he admitted, and then looked about to try and locate the nearest external facing window.
He got up from his chair, and held out a hand to her. "Come over here and I'll show you."