EnduroSat builds satellites starting from a one-unit (1U) standard cubesat structure measuring 10 centimeters a side, “but we do not have much demand for those lately,” a company spokesperson said Nov ...
A CubeSat is a type of miniaturized satellite used for space research. The CubeSat standard defines a 1-unit or "1U" CubeSat as a 10 cm x 10 cm x 10 cm nanosatellite weighing no more than 1.33 kg.