Decades-Old Concept Makes Comeback for Space Radars

space-based radar
U.S. military officials hope to leverage a bourgeoning market for commercial radar imagery in space to fill a gap in surveillance coverage for defending Guam.
Credit: Capella Space
A familiar, though historically failure-prone, proposal has emerged from the U.S. Indo-Pacific Command to use space-based radars to identify and track moving ground and airborne targets. The proposed Space-Based Persistent Radar (SBPR), if funded, would add another proliferated satellite...

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