6U cubesat (30x20x10 cm) to track objects in areas not covered by terrestrial
networks. It's a prototype for an IoT constellation
Eutelsat has plans for hosted payloads ELO 1 and ELO 2, both approx 8 kg,
launch in 2021.
ELO 3 and ELO 4 are 6U cubesats from Clyde Space of 12 kg each.