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HTV Demonstration Flight

The HTV Demonstration Flight was Japan's first H-II Transfer Vehicle mission to the International Space Station. It validated autonomous rendezvous, station-arm capture and berthing while delivering both pressurized supplies and exposed payloads for the Kibo laboratory.

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Identity

Aliases
HTV1HTV-1KOUNOTORI1H-II Transfer Vehicle Demonstration Flight
Name
HTV Demonstration Flight
Slug
htv-demonstration-flight
Status
completed

Details

Astronauts
-
Description
The HTV Demonstration Flight was Japan's first H-II Transfer Vehicle mission to the International Space Station. It validated autonomous rendezvous, station-arm capture and berthing while delivering both pressurized supplies and exposed payloads for the Kibo laboratory.
End Date
2009-11-01
Launch Site
Outcome
HTV1 reached the ISS, completed the planned on-orbit demonstrations and cargo transfer, and ended a successful 53-day mission by atmospheric re-entry.
Program
KOUNOTORI (HTV)
Start Date
2009-09-11
Vehicle Families

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Creation Time
July 18, 2026 at 19:26:39 UTC
Updated Time
July 18, 2026 at 19:26:39 UTC

Other

Affiliations
Space Stations
Vehicles
HTV Demonstration Flight - AeroVia