US Military Prepares for Operations in Cislunar Space

What happened
On September 16, 2026, Gen. Dan Caine announced the need for US military readiness in cislunar space at the Air, Space and Cyber Conference.
The Context
- Growing military focus on space: The US is adapting its military strategy to include operations beyond Earth, particularly in cislunar space, amid rising tensions with China.
- Expansion of Space Force: Plans are underway to double the size of the US Space Force to approximately 25,000 personnel, enhancing capabilities to defend US interests in orbit and lunar regions.
- International implications: The announcement comes against the backdrop of the 1967 Outer Space Treaty, which promotes peaceful use of space, raising concerns about the militarization of celestial bodies.
The Number
— This is the target size of the US Space Force within five years, reflecting a significant investment in military capabilities that could reshape global security dynamics.
Takeaway
As nations ramp up their military presence in space, expect increased competition and potential conflicts over space resources and strategic advantages.
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