Sugar Land Space Cowboys Roster & Staff
Sugar Land Transactions
| Date | Transaction |
| 06/29/25 | SS Edwin Díaz assigned to Corpus Christi Hooks from Sugar Land Space Cowboys. |
| 06/28/25 | Sugar Land Space Cowboys activated RHP Logan VanWey from the 7-day injured list. |
| 06/28/25 | Sugar Land Space Cowboys activated RHP Nick Hernandez. |
| 06/28/25 | Houston Astros optioned RHP Nick Hernandez to Sugar Land Space Cowboys. |
| 06/24/25 | Sugar Land Space Cowboys activated OF Quincy Hamilton from the 7-day injured list. |
| 06/24/25 | 1B Jon Singleton assigned to Sugar Land Space Cowboys. |
| 06/24/25 | Houston Astros selected the contract of RHP Jordan Weems from Sugar Land Space Cowboys. |
| 06/23/25 | Houston Astros optioned LF Shay Whitcomb to Sugar Land Space Cowboys. |
| 06/23/25 | RHP Anderson Bido assigned to Corpus Christi Hooks from Sugar Land Space Cowboys. |
| 06/21/25 | LHP Trey Dombroski assigned to Corpus Christi Hooks from Sugar Land Space Cowboys. |
| 06/20/25 | RHP Anderson Bido assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 06/18/25 | Houston Astros recalled LF Shay Whitcomb from Sugar Land Space Cowboys. |
| 06/18/25 | Houston Astros recalled RHP Nick Hernandez from Sugar Land Space Cowboys. |
| 06/18/25 | SS Edwin Díaz assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 06/18/25 | Houston Astros optioned RHP Jason Alexander to Sugar Land Space Cowboys. |
| 06/17/25 | C Fernando Caldera assigned to Asheville Tourists from Sugar Land Space Cowboys. |
| 06/17/25 | RHP Patrick Halligan assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 06/17/25 | LHP Trey Dombroski assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 06/17/25 | OF Anthony Huezo assigned to FCL Astros from Sugar Land Space Cowboys. |
| 06/16/25 | Houston Astros recalled RHP Jason Alexander from Sugar Land Space Cowboys. |
| 06/15/25 | RHP Michael Knorr assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 06/14/25 | C Bryan Lavastida assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 06/14/25 | Houston Astros optioned LF Shay Whitcomb to Sugar Land Space Cowboys. |
| 06/14/25 | Houston Astros selected the contract of 2B Luis Guillorme from Sugar Land Space Cowboys. |
| 06/14/25 | OF Anthony Huezo assigned to Sugar Land Space Cowboys from FCL Astros. |
| 06/14/25 | Houston Astros selected the contract of RF Cooper Hummel from Sugar Land Space Cowboys. |
| 06/12/25 | Houston Astros sent LF Taylor Trammell on a rehab assignment to Sugar Land Space Cowboys. |
| 06/11/25 | Sugar Land Space Cowboys placed C Joe Hudson on the 7-day injured list. |
| 06/09/25 | SS Tommy Sacco Jr. assigned to Corpus Christi Hooks from Sugar Land Space Cowboys. |
| 06/08/25 | Houston Astros recalled LHP Brandon Walter from Sugar Land Space Cowboys. |
| 06/07/25 | LHP Brandon Walter roster status changed by Sugar Land Space Cowboys. |
| 06/07/25 | RF Cooper Hummel assigned to Sugar Land Space Cowboys. |
| 06/05/25 | Sugar Land Space Cowboys placed OF Quincy Hamilton on the 7-day injured list. |
| 06/05/25 | C Omar Narváez assigned to Sugar Land Space Cowboys. |
| 06/03/25 | RHP Jordan Weems assigned to Sugar Land Space Cowboys. |
| 06/02/25 | LF Colin Barber assigned to Sugar Land Space Cowboys from Corpus Christi Hooks. |
| 06/01/25 | Houston Astros selected the contract of CF Jacob Melton from Sugar Land Space Cowboys. |