Northrop Grumman says its final Defense Support Program satellite—DSP flight 23—is well on its way toward launch with the recent mating of the satellite and its launch vehicle payload adapter. The DSP is slated to launch April 1 aboard a Boeing Delta IV heavy evolved expendable launch vehicle from Cape Canaveral AFS, Fla.
The KC-Z4, a blended wing body tanker concept being developed by startup JetZero, could fuel larger groups of aircraft at longer range to hold more targets at risk, company officials say.