Iran has struck radar systems, satellite communications and mission-critical aircraft at US bases across Bahrain, Qatar, Kuwait, Saudi Arabia and the UAE.
The service will soon fly its second responsive space mission, taking a satellite built in about eight months and launching it with just 24 hours' notice.
The latest U.S. package brings the total amount of U.S. security assistance to Ukraine to more than $35.1 billion since Russia invaded in February 2022.
The Tranche 0 satellites allow military users to familiarize themselves with SDA's capabilities before the agency delivers an operational constellation.