H-II Transfer Vehicles

retired Japanese automated cargo spacecraft

HTV-1, also known as the HTV Demonstration Flight or HTV Technical Demonstration Vehicle, was the first flight of the Japanese Space Agency (JAXA) H-II Transfer Vehicle, launched in September 2009 to resupply the International Space Station and support the JAXA or Japanese Experiment Module (JEM). It was an uncrewed cargo spacecraft carrying a mixture of pressurised and unpressurised cargo to the International Space Station. After a 52-day successful mission, HTV departed the ISS on 31 October 2009 after being released by the station's robotic arm. The spacecraft re-entered in the atmosphere o

cargo resupply spacecraft for the International Space Station

cargo resupply spacecraft for the International Space Station

cargo resupply spacecraft for the International Space Station

cargo resupply spacecraft for the International Space Station

cargo resupply spacecraft for the International Space Station

cargo resupply spacecraft for the International Space Station

HTV-X, also known as the , is a Japanese cargo spacecraft of JAXA. Designed as the successor to the H-II Transfer Vehicle (HTV) for International Space Station (ISS) resupply missions, it was first launched on 26 October 2025.

cargo resupply spacecraft for the International Space Station

cargo resupply spacecraft for the International Space Station

HTV-X1 is the first flight of the HTV-X series, serving as a technical demonstration mission of the new uncrewed expendable cargo spacecraft. It launched on 26 October 2025.

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