Houston Astros - Great having Roy Oswalt to throw out

The 24 best players in Houston Astros history

Astros great Roy Oswalt praises Zack Greinke's Game 4 performance

ROY OSWALT Signed Autographed 8 x 10 Baseball Photo Houston Astros COA

Roy Oswalt says Astros have potential for a dynasty

Should the Twins trade for Houston pitcher Roy Oswalt? Probably not, and here's why

Astros: Reviewing the 2010 Roy Oswalt trade with Phillies

Roy Oswalt ready to rejoin Phillies' rotation after rehab start - NBC Sports

Houston Astros: An oral history of 6-pitcher no-hitter vs. Yankees

Roy Oswalt retiring after 13 seasons in majors

Houston Astros Pitcher Roy Oswalt (44) pitching in the 7th inning. The Cincinnati Reds beat the Houston Astros 4 - 2 at Minute Maid Park in Houston Texas to complete the 3

Houston Astros Pitcher Roy Oswalt on Thursday May 22nd at Minute Maid Park in Houston, Texas. (Andrew Woolley/Four Seam Images via AP Images Stock Photo - Alamy

Roy Oswalt decides to retire - ESPN