Sugar Land Space Cowboys Roster & Staff
HOU Transactions
| Date | Transaction |
| 03/10/26 | C Christian Vázquez assigned to Sugar Land Space Cowboys. |
| 03/10/26 | Houston Astros optioned RHP Jayden Murray to Sugar Land Space Cowboys. |
| 03/09/26 | Houston Astros signed free agent C Christian Vázquez to a minor league contract. |
| 03/08/26 | Houston Astros optioned RHP Jason Alexander to Sugar Land Space Cowboys. |
| 03/06/26 | Houston Astros signed free agent C Jeans Carrizalez to a minor league contract. |
| 03/05/26 | DSL Astros Orange released C Alejandro Castellano. |
| 03/05/26 | Houston Astros optioned RHP Miguel Ullola to Sugar Land Space Cowboys. |
| 03/05/26 | Houston Astros optioned LHP Colton Gordon to Sugar Land Space Cowboys. |
| 03/02/26 | RHP William Perez assigned to DSL Astros Blue. |
| 03/02/26 | Houston Astros signed free agent LHP Thomas Sveyda to a minor league contract. |
| 03/02/26 | Houston Astros signed free agent RHP Angel Alcantara to a minor league contract. |
| 03/02/26 | Houston Astros signed free agent OF Carlos Sandoval to a minor league contract. |
| 03/02/26 | Houston Astros signed free agent RHP Cesar Pastrano to a minor league contract. |
| 03/02/26 | Houston Astros signed free agent RHP Angel Brito to a minor league contract. |