TechEdSat-4 Series CubeSat Photograph (image) NASA/Johnson Space Center Share Print E-Mail Caption The TechEdSat series, a technology education collaboration with San Jose State University and the University of Idaho, uses the standard CubeSat structure, which measures one unit (1U) as approximately four inches cubed (10 centimeters cubed). TechEdSat-4 is a 3U satellite. Credit NASA Ames Usage Restrictions None Share Print E-Mail 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.