Space.com #US Air Force’s Next Space Surveillance System on Target for 2021 28 July 2016 fborgosano Leave a comment Share: The Air Force said July 22 it still plans to launch the next Space Based Space Surveillance (SBSS) system in 2021. from Space.com ift.tt/2a35t7e Share: Share this:EmailPrintLike this:Like Loading... Related
