Sugar Land Space Cowboys Roster & Staff
Sugar Land Transactions
| Date | Transaction |
| 06/10/26 | 2B Raynel Delgado assigned to Sugar Land Space Cowboys. |
| 06/09/26 | LF Trenton Brooks assigned to Sugar Land Space Cowboys. |
| 06/09/26 | Houston Astros sent RHP Cristian Javier on a rehab assignment to Sugar Land Space Cowboys. |
| 06/09/26 | Sugar Land Space Cowboys sent RHP Michael Knorr on a rehab assignment to FCL Astros. |
| 06/09/26 | Sugar Land Space Cowboys activated 2B Riley Unroe from the Development List. |
| 06/09/26 | Houston Astros sent C Yainer Diaz on a rehab assignment to Sugar Land Space Cowboys. |
| 06/09/26 | Sugar Land Space Cowboys activated C César Salazar. |
| 06/09/26 | Houston Astros recalled LF Joey Loperfido from Sugar Land Space Cowboys. |
| 06/08/26 | Houston Astros recalled 3B Shay Whitcomb from Sugar Land Space Cowboys. |
| 06/07/26 | Sugar Land Space Cowboys released 3B James Nelson. |
| 06/07/26 | Sugar Land Space Cowboys transferred C Fernando Caldera to the Development List. |
| 06/06/26 | Houston Astros sent C César Salazar outright to Sugar Land Space Cowboys. |
| 06/05/26 | Sugar Land Space Cowboys released RF Kellen Strahm. |
| 06/05/26 | Sugar Land Space Cowboys released RHP Miguel Yajure. |
| 06/05/26 | Sugar Land Space Cowboys released RHP Anthony Maldonado. |
| 06/05/26 | Houston Astros optioned LF Zach Dezenzo to Sugar Land Space Cowboys. |
| 06/04/26 | Sugar Land Space Cowboys activated C Fernando Caldera from the Development List. |
| 06/04/26 | Sugar Land Space Cowboys placed RHP Brandon Bielak on the 7-day injured list. |
| 06/04/26 | Houston Astros selected the contract of C Collin Price from Sugar Land Space Cowboys. |
| 06/04/26 | Houston Astros optioned LF Joey Loperfido to Sugar Land Space Cowboys. |
| 06/04/26 | Houston Astros optioned LF Zach Cole to Sugar Land Space Cowboys. |
| 06/02/26 | 2B Jax Biggers assigned to Corpus Christi Hooks from Sugar Land Space Cowboys. |
| 06/02/26 | Houston Astros recalled LF Zach Cole from Sugar Land Space Cowboys. |
| 06/02/26 | SS Pascanel Ferreras assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 06/01/26 | Houston Astros optioned RHP Logan VanWey to Sugar Land Space Cowboys. |