Payload SSO
4,000 kg
Payload GTO
6,500 kg
Assessment
Japan's standard launch vehicle, developed with JAXA as the successor to the H-IIA, carries satellites and the HTV-X cargo transporter to the ISS but no crew. The first H3 in the 30 configuration flew on 12 June 2026, and flight F9 placed QZS-7 in orbit on 11 August 2026.
Technical data
Height63 m
Diameter5.2 m
Liftoff mass575 t
Liftoff thrust11,576 kN
Stages2
PropellantLOX/LH2 (+ solid boosters SRB-3)
ReusabilityExpendable
First flight2023
Lead time–
Provider launch sites
Tanegashima Space Center – Yoshinobu Launch Complex Pad 2 (LA-Y2)
Price
Price on requestPrices shown are the providers' official figures and are always non-binding – only the individual quote is binding.