The Astros posted their first winning record in and made the playoffs for the first time in , before winning a total of three division titles throughout the 1980s. Spearheaded by the Killer B's, a collection of prominent hitters that included the Astros' Hall of Fame members Craig Biggio and Jeff Bagwell, along with closer Billy Wagner, the Astros began reaching major prominence in the late 1990s and early 2000s with four further division titles and two Wild Card appearances, culminating in their first World Series appearance in where they were swept by the Chicago White Sox.
the astros posted their first winning record in and made the playoffs for the first time in  before winning a total of three division titles throughout the 1980s spearheaded by the killer b's a collection of prominent hitters that included the astros' hall of fame members craig biggio and jeff bagwell along with closer billy wagner the astros began reaching major prominence in the late 1990s and early 2000s with four further division titles and two wild card appearances culminating in their first world series appearance in where they were swept by the chicago white sox