Ariane 64 Block 2 | Amazon Leo (LE-04)
Ariane 64 Block 2 · Guiana Space Centre, French Guiana
2026-10-31 00:00:00Z

Operator file · FR-115
Arianespace is a commercial launch operator based in France, founded in 1980. The register credits it with 328 launches flown under its own name — 313 successful, 15 failed, a lifetime success rate of 95.4%. Its next launch inside the current manifest window is Ariane 64 Block 2 | Amazon Leo (LE-04), lifting from Ariane Launch Area 4 at 2026-10-31 00:00:00Z.
Counts are launches filed under ASA’s own name in The Space Devs’ Launch Library register. They are not a count of missions or payloads: a spacecraft that flew on a contracted vehicle is credited to the operator that flew it.
An operator owns the rocket and runs the count, and it is the operator’s name the launch schedule filters by. A customer funds the mission, supplies the payload and buys the ride. Plenty of organisations are both. ASA is counted below in whichever role the current manifest actually gives it.
No scheduled flight in the current window names ASA while being operated by somebody else.
How this is counted: a scheduled launch is treated as a customer flight when this organisation’s name or abbreviation appears in the launch name, mission name or programme and somebody else is flying it. Mission descriptions are not searched, and the window is one batch of the next launches worldwide, reaching to 2026-12-31 00:00:00Z — so both counts are a floor, not a complete manifest.
Arianespace SA is a multinational company founded in 1980 as the world's first commercial launch service provider. It undertakes the production, operation, and marketing of the Ariane programme. Their vehicles launch exclusively from French Guiana in South America.
Ariane 64 Block 2 · Guiana Space Centre, French Guiana
2026-10-31 00:00:00Z
Ariane 62 · Guiana Space Centre, French Guiana
2026-11-30 00:00:00Z
Ariane 62 · Guiana Space Centre, French Guiana
2026-12-31 00:00:00Z
Ariane 64 · Guiana Space Centre, French Guiana
2026-12-31 00:00:00Z
“T-0 known to” is the register’s own precision on the launch time — a date good only to the month is shown as such rather than counted down as if it were exact. A go-probability appears only where the operator published one for that flight; Delta-V does not calculate it and it is not a forecast made here.
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