LOST IN SPACE by John Willams- 
TV THEME

(BOTH versions!) Performed live by FULL ORCHESTRA

Mid 1960s CBS-TV series.

https://www.youtube.com/watch?v=nKckxONAH4M

This almost brought tears to my eyes. It is so exact. So perfect. You will know it's perfect! 

Amazing to see the size of an orchestra it took to create that theme.

 Enjoy! Dr. Mark