休士頓太空人開幕戰先發投手列表

休士頓太空人是位於美國德克薩斯州休士頓的一支棒球隊，隸屬於美國職棒大聯盟美聯西區。太空人隊於1962年成立，前身是45口徑手槍。目前共使用了21位不同的開幕戰先發投手，球隊一共拿下30勝27敗。 洛伊·奧斯華是太空人隊歷史上最多次作為開幕戰先發投手的球員，他擔任開幕戰先發8次。其次是J·R·理查德、Mike Scott和Shane Reynolds共同保持的5次。太空人在成軍前9年皆使用不同的投手擔任開幕戰先發，直到1970年才由Larry Dierker擔任第二次開幕戰先發。 Bastian, Jordan. Marcum tapped for Jays' Opening Day. MLB.com. March 22, 2010 [September 26, 2010]. （原始内容存档于2012-11-05）.  Official Rules - The Official Scorer. Major League Baseball. [2009-01-03]. （原始内容存档于2016-01-23）.  Houston Astros Opening Day Starters and Results. Baseball-Reference. Sports Reference LLC. [2008-09-26]. （原始内容存档于2020-11-01）.  Houston Colt .45s Opening Day 1962. Baseball-Reference. Sports Reference LLC. [2008-11-23]. （原始内容存档于2011-10-27）.  Houston Colt .45s Opening Day 1963. Baseball-Reference. Sports Reference LLC. [2008-11-23]. （原始内容存档于2020-10-26）.  Houston Colt .45s Opening Day 1964. Baseball-Reference. Sports Reference LLC. [2008-11-23]. （原始内容存档于2020-05-29）.  Houston Astros Opening Day 1965. Baseball-Reference. 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