Pick up to 4 launch vehicles to compare side-by-side. State lives in the URL — share the link and the comparison loads exactly as you left it.
The global launch market reached $14.1 billion in 2024 — up 34% since 2021.
| Attribute | |||
|---|---|---|---|
| Company | Orienspace | CASC / CALT | Interstellar Technologies |
| Country | 🇨🇳 China | 🇨🇳 China | 🇯🇵 Japan |
| Status | Active | Active | In Development |
| Vehicle class | Medium | Heavy | Small |
| Propellant | Solid (HTPB) — three core stages + four strap-on boosters | LH₂ / LOX (YF-77 core) + RP-1/LOX (YF-100 boosters) | Liquid biomethane (LBM) / LOX |
| Reusable | No | No | No |
| Stages | 3 | 2 | 2 |
| First flight | 2024 | 2016 | 2027 |
| Payload to LEO | 6,500 kgas of [1]~4,200 kg to 500 km SSO | 25,000 kgas of [1]CZ-5B variant (no upper stage) delivers 25,000 kg LEO for Tiangong station modules ↑ Best | 250 kgas of [1]500 km SSO. No flight attempts as of this research — follows the company's successful suborbital MOMO sounding-rocket program. A larger orbital vehicle, DECA, was announced January 2023. |
| Payload to GTO | — | 14,000 kgas of [1]CZ-5 variant (with YF-75D upper stage) ↑ Best | — |
| Height | 30 mas of [1] | 56.97 mas of [1] ↑ Best | — |
| Liftoff mass | ~400 tas of [1] | 869 tas of [1] ↑ Best | — |
| Success rate | 100%as of [2]2/2 successes: maiden flight Jan 11, 2024; second flight Oct 2025 delivered 3 commercial satellites to SSO ↑ Best | 94.1%as of [2]16/17 successes (10 CZ-5 + 7 CZ-5B). Failure: CZ-5 Y2 (Jul 2017, engine anomaly); loss of Shijian-18 satellite. | — |
| Total flights | 2as of [2]Both flights launched from a barge in the Yellow Sea off Haiyang, Shandong | 17as of [2] ↑ Best | — |
| Cost / kg LEO | — | — | — |
| Summary | The world's most powerful solid-propellant launch vehicle and the largest rocket yet flown from a sea platform. Orienspace's barge-launched Gravity-1 gives Chinese commercial customers a mobile, weather-flexible ride for mid-inclination smallsat batches; both flights to date succeeded. | China's most powerful operational rocket and the backbone of its flagship space programs. Launched Tianwen-1 to Mars, Chang'e 5 sample return, Chang'e 6 far-side sample return, all Tiangong core and lab modules, and the Xuntian space telescope. The CZ-5B variant delivers entire station modules in a single flight. | A liquid-biomethane orbital smallsat launcher from Interstellar Technologies, Japan's most established private rocket startup by suborbital flight heritage, though not yet flown to orbit. |
48 launch vehicles across 10 countries — active, retired, and in development — with primary-source citations from manufacturer user guides and agency press kits. Pure URL state: bookmark or share the link and the comparison reproduces exactly.