![](https://upload.wikimedia.org/wikipedia/commons/thumb/e/e2/United_States_Space_Command_emblem_2019.svg/220px-United_States_Space_Command_emblem_2019.svg.png)
Space Command HQ
United States Space Command (USSPACECOM or SPACECOM) is a unified combatant command of the United States Department of Defense, responsible for military operations in outer space, specifically all operations 100 kilometers (62 miles) and greater above mean sea level.