Ariane family

Ariane 64

ActiveFrance ArianeGroupSpec: 64 Block 2

Ariane 6 variant with four upgraded P160C solid boosters, enabling heavier payloads. Each P160C booster holds 14 additional tons of propellant, compared to the P120C boosters of the Block 1 variant.

Flights flown337 scheduled

Success rate100%3/3

Payload to LEO21,900kg

Maiden flight2026-06-17

Peak year20264 flights

Ariane 64 is built by ArianeGroup of France. Company background, funding, contracts and news for this operator are tracked on Space Index. It first flew on 12 February 2026.

Flight record

40 records

100% success rate3 of 3 flown

First flight2026-02-12

Latest flight2026-06-17

Failures0

Consecutive successes1

Payload

Per mission profile

Low Earth orbit	21,900kg
Geostationary transfer orbit	11,700kg

Vehicle

64 Block 2 spec

Stages	2
Length	63m
Diameter	5.4m
Maiden flight	2026-06-17
Reusable	No

Variant lineage

2 configurations

Each configuration of Ariane 64 is tracked separately upstream. The specifications above describe Ariane 64 Block 2 only: the canonical configuration, chosen as the active one, or the most-flown where none is active. They are not a blend across the family. The flight record below covers every Ariane 64 flight.

Configuration	LL2 launches	LEO kg	Maiden	Status
Ariane 64	2	21,650	2026-02-12	Retired
Ariane 64 Block 2	1	21,900	2026-06-17	Active

Pads used

1 pad

Ariane Launch Area 440

Orbits delivered

6 orbits

Low Earth Orbit25Geostationary Transfer Orbit8Heliocentric N/A2Polar Orbit2Lunar Orbit1Venus Orbit1

Compare

Same payload class

vs Falcon 9 vs Space Shuttle vs Long March 3B/E vs Proton-M Briz-M vs H-IIA vs Atlas V 401

Launch history

40 launches

Date	Mission	Pad	Orbit	Outcome
2026-06-17	Ariane 64 Block 2 \| Amazon Leo (LE-03)	Ariane Launch Area 4	Low Earth Orbit	Success
2026-04-30	Ariane 64 \| Amazon Leo (LE-02)	Ariane Launch Area 4	Low Earth Orbit	Success
2026-02-12	Ariane 64 \| Amazon Leo (LE-01)	Ariane Launch Area 4	Low Earth Orbit	Success
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-04)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 \| Hellas Sat 5	Ariane Launch Area 4	Geostationary Transfer Orbit	Scheduled
TBD	Ariane 64 \| OneWeb L?	Ariane Launch Area 4	Polar Orbit	Scheduled
TBD	Ariane 64 \| Optus-11	Ariane Launch Area 4	Geostationary Transfer Orbit	Scheduled
TBD	Ariane 64 \| Comet Interceptor	Ariane Launch Area 4	Heliocentric N/A	Scheduled
TBD	Ariane 64 \| Nyx ALADDIN	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 \| Koreasat 9	Ariane Launch Area 4	Geostationary Transfer Orbit	Scheduled
TBD	Ariane 64 \| IS-45	Ariane Launch Area 4	Geostationary Transfer Orbit	Scheduled
TBD	Ariane 64 \| OneWeb L?	Ariane Launch Area 4	Polar Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-13)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-05)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-18)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 \| GovSat-2	Ariane Launch Area 4	Geostationary Transfer Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-07)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-10)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-11)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-22)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-17)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-19)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-08)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-15)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-09)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-16)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-12)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-21)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 \| GO-1	Ariane Launch Area 4		Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-06)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-20)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-23)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-14)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 Block 2 \| Amazon Leo (LE-24)	Ariane Launch Area 4	Low Earth Orbit	Scheduled
TBD	Ariane 64 \| Argonaut Mission 1	Ariane Launch Area 4	Lunar Orbit	Scheduled
TBD	Ariane 64 \| EnVision	Ariane Launch Area 4	Venus Orbit	Scheduled
TBD	Ariane 64 \| MTG-I3	Ariane Launch Area 4	Geostationary Transfer Orbit	Scheduled
TBD	Ariane 64 \| MTG-S2	Ariane Launch Area 4	Geostationary Transfer Orbit	Scheduled
TBD	Ariane 64 \| Laser Interferometer Space Antenna (LISA)	Ariane Launch Area 4	Heliocentric N/A	Scheduled
TBD	Ariane 64 \| MTG-I4	Ariane Launch Area 4	Geostationary Transfer Orbit	Scheduled

Specifications from Launch Library 2 by The Space Devs, launch records from Space Index. Derived figures are computed here; see sources and method.