inental ▁League ▁resulting ▁in ▁expansion ▁in ▁Major ▁League ▁Baseball ▁shortly ▁there after . ▁▁ 1 9 6 2 : ▁Texas ▁has ▁its ▁first ▁major ▁league ▁team , ▁the ▁Col t ▁. 4 5 s ▁Prior ▁to ▁ 1 9 6 2 , ▁there ▁were ▁no ▁Major ▁League ▁Baseball ▁teams ▁in ▁Texas ▁until ▁the ▁Houston ▁Col t ▁. 4 5 ' s ▁of ▁the ▁National ▁League . ▁They ▁played ▁in ▁Col t ▁Stadium ▁for ▁the ▁first ▁three ▁years ▁of ▁existence , ▁fighting ▁against ▁hot ▁and ▁hum id ▁weather ▁and ▁out rage ously ▁large ▁mos qu ito es , ▁which ▁also ▁had ▁an ▁effect ▁on ▁the ▁fans . ▁ ▁Un bel iev ably , ▁they ▁did ▁not ▁play ▁a ▁Sunday ▁night ▁baseball ▁game ▁at ▁home ▁until ▁June ▁ 9 , ▁ 1 9 6 3 , ▁which ▁was ▁also ▁the ▁major ▁le agues ' ▁first ▁Sunday ▁night ▁game . ▁ ▁The ▁Ast ros , ▁as ▁they ▁came ▁to ▁be ▁with ▁the ▁new ▁all - we ather ed ▁Harris ▁County ▁Dom ed ▁Stadium , ▁really ▁did ▁not ▁have ▁a ▁strong ▁rival ry ▁with ▁any ▁team ▁in ▁the ▁N L , ▁except ▁for ▁the ▁St . ▁Louis ▁Card inals ▁and ▁later ▁on ▁the ▁C inc inn ati ▁Red s ▁and ▁Atlanta ▁Bra ves . ▁ ▁During ▁the ▁planning ▁of ▁the ▁second ▁wave ▁of ▁expansion ▁in ▁the ▁big ▁le agues ▁in ▁ 1 9 6 8 , ▁the ▁National ▁League ▁considered ▁putting ▁a ▁new ▁team ▁in ▁the ▁Dallas - F ort ▁W orth ▁area ▁by ▁an ▁over wh