TUBIN, also known as TUBIN, is a technology satellite identified by NORAD catalog ID 48900 and object ID 2021-059X. It uses the TUBiX20 bus configuration and was launched on June 30, 2021, from Cape Canaveral Space Force Station's Launch Complex 40 using a Falcon 9 launch vehicle. The satellite has dimensions of 0.3 meters in length, with both diameter and span measuring 0.5 meters each. It weighs 17 kilograms at dry mass, which is identical to its launch mass. TUBIN was manufactured by TUB and operates on solar cells and batteries for power. Its mission and purpose are related to technology advancements. The satellite has an octagonal cylindrical shape and a one-year lifetime projection.