Air Force Space Command declares the first Space Based Infrared Systems geosynchronous satellite (GEO-1) fully operational. The SBIRS constellation eventually will replace the legacy Defense Support Program satellites.
The Senate Armed Services subcommittee on strategic forces heard testimony from the Defense Department’s top missile defense leaders and demanded to know why the Missile Defense Agency's proposed $9.6 billion fiscal 2023 budget will not yield more reliable defense against hypersonic weapons already being fielded by adversaries, including Russia on…