Napa-1 (Thai: นภา-1), also known as RTAF-SAT-1, is a Thai Earth observation satellite. It is the first satellite of the Royal Thai Air Force.[1][2] The satellite was built by Dutch firm Innovative Solutions In Space (ISISpace).[3] After being delayed several times partially due to the COVID-19 pandemic, the satellite was launched on 3 September 2020, on Arianespace Vega rocket's flight VV16.[2][4]