Mitsubishi Heavy Industries, Ltd.
Japan Aerospace Exploration Agency (JAXA)
Mitsubishi Heavy Industries, Ltd. and the Japan Aerospace Exploration Agency (JAXA) launched the Venus Climate Orbiter "AKATSUKI" (PLANET-C) aboard H-IIA Launch Vehicle No. 17 (H-IIA F17) at 6:58:22 a.m. on May 21, 2010 (Japan Standard Time, JST) from the Tanegashima Space Center.
The launch vehicle flew smoothly, and, at about 27 minutes and 29 seconds after liftoff, the separation of the AKATSUKI was confirmed.
We would like to express our profound appreciation for the cooperation and support of all related personnel and organizations that helped contribute to the successful launch of the H-IIA F17.
At the time of the launch, the weather was light cloudiness, a wind speed was 2.4 meters/second from the north-north-east, and the temperature was 21.2 degrees Celsius.