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 | Interstellar Technologies | Firefly Aerospace | Khrunichev / Roscosmos |
| Country | 🇯🇵 Japan | 🇺🇸 USA | 🇷🇺 Russia |
| Status | In Development | Active | Retired |
| Vehicle class | Small | Small | Heavy |
| Propellant | Liquid biomethane (LBM) / LOX | RP-1 / LOX | UDMH / N₂O₄ (hypergolic — all stages) |
| Reusable | No | No | No |
| Stages | 2 | 2 | 3 |
| First flight | 2027 | 2021 | 2001 – 2023 |
| Payload to LEO | 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. | 1,030 kgas of [1]SSO capacity ~630 kg | 22,400 kgas of [1] ↑ Best |
| Payload to GTO | — | — | 6,290 kgas of [1]With Briz-M upper stage ↑ Best |
| Height | — | 29 mas of [1] | 58.2 mas of [1] ↑ Best |
| Liftoff mass | — | 54 tas of [1] | 712 tas of [1] ↑ Best |
| Success rate | — | 43%as of [2]3/7 full successes (FLTA003 Jul 2023, FLTA005 Dec 2024, FLTA007 Mar 2026) + 2 partial successes + 2 failures through FLTA007 | ~91%as of [2]~13 mission failures out of ~115 flights in Proton-M variant; highly toxic propellant complicated recovery operations ↑ Best |
| Total flights | — | 7as of [2] | ~115as of [2]Effectively retired ~2023 with Russian government replacing it with Angara A5 ↑ Best |
| Cost / kg LEO | — | ~$14,500/kgas of [1]Based on ~$15M list price / 1,030 kg LEO ↓ Cheapest | — |
| Summary | 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. | Firefly Aerospace's two-stage small-lift rocket powered by four Reaver engines at sea level and one Lightning engine in vacuum. Also provides launch services for NASA's CLPS programme (Blue Ghost lander launched on Falcon 9). FLTA007 'Stairway to Seven' succeeded Mar 11, 2026. | Russia's dominant heavy-lift rocket for GEO comsats and planetary missions from 1965 (Proton family) through 2023 (Proton-M). Notorious for its hypergolic propellant — a highly toxic UDMH/N₂O₄ combination that caused environmental concerns at Baikonur. Replaced by Angara A5. |
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.