Alexa McCarthy Alexa McCarthy played for the Astros in the Ponytails National League of the 2004 Slow-Pitch Softball Season (5/1/2004 - 6/30/2004) for girls aged 8 - 10 on 9/1/2004 (born 9/2/1993 - 9/1/1996). Alexa McCarthy has also played for: Astros, Ponytail Division Slow-Pitch Softball, 2005 Season. Alexa's Astros Page Flash, Ponytail Division Volleyball, 2004 Season. Alexa's Flash Page