Happy 50th, Houston Astros — formerly 'Colt .45s,' almost 'Stars
When the Colt .45s became the Astros and the origins of other Houston sports team names
Houston MLB team changes from Colt .45s to Astros on Dec. 1, 1964 - ABC13 Houston
The Fleer Sticker Project: You Can't Call Them ASTROS!
How many times has a MLB starting lineup only consisted of rookies? - Quora
Houston Colt 45's Team History
What is the score of the Houston Astros game?
The origins of Houston sports team names
The Houston Colt .45s Baseball Club 1962-1964
What's In The Astros Name?