The CENTAURI-4 (TYVAK-0211), also known as Centauri 4, is a CubeSat (6U) satellite launched on June 30, 2021, from the Cape Canaveral Space Force Station using a Falcon 9 launch vehicle. The spacecraft has dimensions of 0.3 meters in length and diameter, with a span of 0.3 meters. It weighs 10 kilograms at both dry mass and launch mass. Manufactured by TYVAK for FLEET, its mission is focused on communication for M2M/IoT purposes. The satellite's power supply includes two deployable solar arrays and batteries. Its shape consists of a box with two panels.