The Houston Astros are a professional baseball franchise competing in Major League Baseball. The team is a member of the American League’s West division. It was established in 1962 as the Houston Colt .45s and began playing as the Astros in the 1965 season after moving to the NRG Astrodome, the world’s first multi-purpose, domed sports stadium. Jim Crane has been the team’s owner since 2011.