Japan Aerospace Exploration Agency:JAXA
  • contact us
  • Japanese

H-II Transfer Vehicle KOUNOTORI (HTV)


HTV4 (Credit: JAXA/NASA)

The H-II Transfer Vehicle (HTV) "KOUNOTORI", developed and built in Japan, is an unmanned cargo transfer spacecraft that delivers supplies to the International Space Station (ISS). Its first, "technical demonstration flight" was launched in September, 2009. HTV is scheduled to launch about once a year to contribute to the ISS operations.

HTV Overview
HTV Components
HTV Operations


画像:KOUNOTORI7 completes the first Phase Maneuver へリンク

KOUNOTORI7 completes the first Phase Maneuver (2018年9月23日)

KOUNOTORI7 completed its first Phase Maneuver (PM1) at 10:29 a.m., September 23.

画像:KOUNOTORI7 establishes three-axis attitudeへリンク

KOUNOTORI7 establishes three-axis attitude (2018年9月23日)

KOUNOTORI7 has successfully established three-axis attitude at 03:50 a.m., September 23. KOUNOTORI's system self-checks are ongoing in preparation for its first phase adjusting maneuver (Phase Maneuver1: PM1).

画像:KOUNOTORI7 initiates communications with Tsukuba (HTV MCR)へリンク

KOUNOTORI7 initiates communications with Tsukuba (HTV MCR) (2018年9月23日)

KOUNOTORI7 has successfully established communications with the NASA's Tracking and Data Relay Satellite (TDRS) and then initiated communications with the HTV Mission Control Room (HTV MCR) at the Tsukuba Space Center (TKSC).

*All times are Japan Standard Time (JST)

≫ HTV News

Copyright 2007 Japan Aerospace Exploration Agency Site Policy