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HTV-X1

retired

Human SpaceflightLEOCOSPAR 2025-241ALaunched 10/26/2025

Mission & Launch

Launch Mission: HTV-X1 Mission
Launch Vehicle: H3-24W
Launch Date: 10/26/2025
Last Contact: 5/26/2026

Orbit & Mass

Orbit Class: LEO
Altitude: 368 km
Inclination: 51.63 deg
Dry Mass: 7,600 kg
Total Mass: 16,000 kg

Payload Classification

Mission Type: Human Spaceflight
Payload Category: SS
Payload Class: C

Organizations

Operator: Japan Aerospace Exploration Agency (JAXA)
Manufacturer: Mitsubishi Heavy Industries (MHI)

Constellation

Name: HTV
Active Satellites: 0

Registry

COSPAR ID: 2025-241A