It's pretty much all I was doing from about the age of four or five. I was never much for playing and instead of doing school, I read what I wanted in class.

[ Yeah, his dad sort of had to smooth a lot of things out there. ]

I was working on building rockets starting when I was around six. It's fortunate I've been so diligent. My father was an astronaut too, so, he was pretty supportive in letting me do essentially, whatever I wanted.

[ He was definitely spoiled in that area. ]