Comments on: UPDATED: SB-1 Defiant Team Gathering Ground Data For ‘Tweaks’ Before Envelope Expansion Flights https://www.iiotconnection.com/sb-1-defiant-grounded-tweaks-made-propulsion-system/ CONNECTING INNOVATIONS WITH INSIGHT Fri, 28 Jun 2019 17:52:31 -0400 hourly 1 https://wordpress.org/?v=5.3