And that crater in the middle north west, the one that's out there all by itself like a starburst... that one's called Copernicus.
7 seconds sound clip from the Back to the Future Part III movie soundboard.
You can hear this line at 01:03:11.380 in the DVD version of the movie.
Quote context
[...]
- That's how he got a Bowie knife shoved through his belly in a saloon in Virginia City.
- Never considered the future, poor Martin. God rest his soul.
- Sure, and I hope you're considering the future, Mr. Eastwood.
- I think about it all the time.
- Listen to me. I feel like I'm teaching school.
- Definitely. Although not for 84 years and not on trains.
- That they break the pull of the Earth's gravity, and send the projectile through outer space.
[...]