The Houston Astros have signed 33 year old Catcher Jason Castro to a 1 year contract, as reported by Ken Rosenthal of The Athletic. Castro… — The Houston Astros have signed 33 year old Catcher Jason Castro to a 1 year contract, as reported by Ken Rosenthal of The Athletic. Castro, who spent 2010–2016 with Houston, now returns to the team that drafted him 10th overall in the 2008 MLB Draft. …