CubeSat -- QbX (image) Naval Research Laboratory Caption Two QbX CubeSats being prepared for TVAC testing at NRL's Spacecraft Checkout Facility. Credit U.S. Naval Research Laboratory (2010) Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.