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International Space Station

HTV  |  JEM

HTV

Client JAXA
Launch date HTV-1 : September 11, 2009
HTV-2 : January 22, 2011
HTV-3 : July 21, 2012
HTV-4 : August 4, 2013
HTV-5 to 7 : 2015-
Launch vehicle H-IIB
Launch site Tanegashima Space Center
Orbit Altitude: 350 - 460 km
Mass Total weight: about 15 t
Payload: about 7 t
Electrical power --
Design life Approx. 20 days
Responsibilities Sub contractor
Outline The HTV will be used to convey construction materials and supplies to the International Space Station (ISS). This vehicle will incorporate rendezvous and docking technologies verified on the ETS-VII (1998). We are in charge of system design (jointly with Mitsubishi Heavy Industries) and the development and manufacture of the electronics module, the heart of the vehicle. 7 HTVs are launched every year from 2009.