<Table> <Tr> <Th_colspan="2"> Houston Astros </Th> </Tr> <Tr> <Td_colspan="2"> 2018 Houston Astros season </Td> </Tr> <Tr> <Td_colspan="2"> Established in 1962 </Td> </Tr> <Tr> <Td_colspan="2"> <Table> <Tr> <Td> </Td> <Td> </Td> </Tr> <Tr> <Td> Team logo </Td> <Td> Cap insignia </Td> </Tr> </Table> </Td> </Tr> <Tr> <Th_colspan="2"> Major league affiliations </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> American League (2013--present) <Ul> <Li> West Division (2013--present) </Li> <Li> </Li> </Ul> </Li> <Li> National League (1962--2012) <Ul> <Li> Central Division (1994--2012) </Li> <Li> West Division (1969--1993) </Li> </Ul> </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Current uniform </Th> </Tr> <Tr> <Td_colspan="2"> </Td> </Tr> <Tr> <Th> Retired numbers </Th> <Td> <Ul> <Li> 5 </Li> <Li> 7 </Li> <Li> 24 </Li> <Li> 25 </Li> <Li> 32 </Li> <Li> 33 </Li> <Li> 34 </Li> <Li> 40 </Li> <Li> 49 </Li> <Li> 42 </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Colors </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Navy blue, orange, white </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Name </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Houston Astros (1965--present) </Li> <Li> Houston Colt . 45s (1962--1964) </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Other nicknames </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li>' Stros </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Ballpark </Th> </Tr> <Tr> <Td_colspan="2"> <Ul> <Li> Minute Maid Park (2000--present) </Li> <Li> Astrodome (1965--1999) </Li> <Li> Colt Stadium (1962--1964) </Li> </Ul> </Td> </Tr> <Tr> <Th_colspan="2"> Major league titles </Th> </Tr> <Tr> <Th> World Series titles (1) </Th> <Td> 2017 </Td> </Tr> <Tr> <Th> AL Pennants (1) </Th> <Td> 2017 </Td> </Tr> <Tr> <Th> NL Pennants (1) </Th> <Td> 2005 </Td> </Tr> <Tr> <Th> AL West Division titles (1) </Th> <Td> 2017 </Td> </Tr> <Tr> <Th> NL West / Central Division titles (6) </Th> <Td> <Ul> <Li> 1980 </Li> <Li> 1986 </Li> <Li> 1997 </Li> </Ul> <Ul> <Li> 1998 </Li> <Li> 1999 </Li> <Li> 2001 </Li> </Ul> </Td> </Tr> <Tr> <Th> Wild card berths (3) </Th> <Td> <Ul> <Li> </Li> <Li> 2005 </Li> <Li> 2015 </Li> </Ul> </Td> </Tr> <Tr> <Td_colspan="2"> The Astros also qualified for the postseason in the strike - split 1981 season, losing to the Los Angeles Dodgers in the NLDS . </Td> </Tr> <Tr> <Th_colspan="2"> Front office </Th> </Tr> <Tr> <Th> Owner (s) </Th> <Td> Jim Crane </Td> </Tr> <Tr> <Th> Manager </Th> <Td> A.J. Hinch </Td> </Tr> <Tr> <Th> General Manager </Th> <Td> Jeff Luhnow </Td> </Tr> <Tr> <Th> President of Baseball Operations </Th> <Td> Reid Ryan </Td> </Tr> </Table> <Tr> <Th_colspan="2"> Houston Astros </Th> </Tr>

When did the houston astros become an al team