Before the 1983 season, the Astros traded Danny Heep to the Mets for pitcher Mike Scott, a 28-year-old who had struggled with New York. Art Howe sat out the 1983 season with an injury, forcing Phil Garner to third and Ray Knight to first. Doran took over at second, becoming the everyday second baseman for the next seven seasons. The Astros finished third in the National League West. The 1984 season started off badly when shortstop Dickie Thon was hit in the head by a pitch and was lost for the season. In September, the Astros called up rookie Glenn Davis after he posted impressive numbers in AAA. The Astros finished in second place. In 1985, Mike Scott learned a new pitch, the split-finger fastball. Scott, who was coming off of a 5–11 season, had found his new pitch and would become one of Houston's most celebrated hurlers. In June, Davis made the starting lineup at first base, adding power to the team. In September, Joe Niekro was traded to the Yankees for two minor league pitchers and lefty Jim Deshaies. The Astros finished in fourth place in 1985.
Before the 1983 season, the Astros traded Danny Heep to the Mets for pitcher Mike Scott, a 28-year-old who had struggled with New York. Art Howe sat out the 1983 season with an injury, forcing Phil Garner to third and Ray Knight to first. Doran took over at second, becoming the everyday second baseman for the next seven seasons. The Astros finished third in the National League West. The 1984 season started off badly when shortstop Dickie Thon was hit in the head by a pitch and was lost for the season. In September, the Astros called up rookie Glenn Davis after he posted impressive numbers in AAA. The Astros finished in second place. In 1985, Mike Scott learned a new pitch, the split-finger fastball. Scott, who was coming off of a 5–11 season, had found his new pitch and would become one of Houston's most celebrated hurlers. In June, Davis made the starting lineup at fir,st base, adding power to the team. In September Joe Niekro was traded to the Yankees for two minor league pitchers and lefty Jim Deshaies. The Astros finished in fourth place in 1985.