“All astronomers are amateurs. When it comes to the heavens, there's only one professional.”
Claude Rains - Sir John Talbot

“- Jack: There's only two times when that kind of thing's okay: in prison where it's a substitute and guys in space.
- Mike: Guys in space?
- Jack: Well, not on purpose. They just float into each other.”

Shawn Hatosy - Jack
Zak Orth - Mike

“I am very pleased with the results of the astronomy test. Although, there's still some confusion about Pluto. While its planetary classification is still uncertain, it is definitely not Mickey's dog.”
Grace Phillips - Miss Landers

“- Stanley: What are you doing?
- Eugene Morris Jerome: Astronomy. I have to bring in a report tomorrow.
- Stanley: Let me know when she gets to the Milky Way.”

Brian Drillinger - Stanley
Jonathan Silverman - Eugene Morris Jerome

“- Gordon Cooper: You know something, Gus? I got me a new house, new furniture. Got me $25,000 a year on a magazine contract. Got me a Corvette. Got free lunch from one end of America to the other - and I ain't even been up there yet.
- Gus Grissom: Yeah, I noticed that.”

Dennis Quaid - Gordon Cooper
Fred Ward - Gus Grissom