TBD
Amazon Leo (LE-03)
Communications
Arianespace(ASA)CommercialAriane 64
LEOorbit
Amazon Leo, formerly known as Project Kuiper, is a mega constellation of satellites in Low Earth Orbit that will offer broadband internet access, this constellation will be managed by Kuiper Systems LLC, a subsidiary of Amazon. This constellation is planned to be composed of 3,276 satellites. The satellites are projected to be placed in 98 orbital planes in three orbital layers, one at 590 km, 610 km and 630 km altitude. 35-40 satellites will be carried on each Ariane 6 launch.
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Jun 30, 2026, 12:00 AM
Mission details
Amazon Leo is a satellite internet constellation aimed at providing high-speed, low-latency broadband connectivity to underserved and remote areas globally. The project involves deploying a constellation of low Earth orbit (LEO) satellites to create a satellite internet network capable of delivering reliable internet access.
Oct 16, 2023 — ongoing
Orbital Attempt
#7,321
ASA Mission
#327
Pad Launch
#8
Location Launch
#334
Launch Window
NET
Jun 30, 2026, 12:00 AM
Precision
Quarter 2
Schedule Changes
2 updates
Schedule Updates
2 entries- Current scheduleCurrentDelayed 30dMay 21, 2026, 9:40 PMJun 30, 2026, 12:00 AM(Quarter 2)TBDWindow: 12:00 AM – 12:00 AM
- Initial scheduleApr 17, 2026, 5:52 AMMay 31, 2026, 12:00 AM(Quarter 2)TBD
Social Flight Log
- Jan 19, 2026, 7:27 AM
Reportedly targeting Q2 2026, as early as April or May
Source - Jun 26, 2024, 2:40 PM
NET 2026 with the introduction of Block 2 for Kuiper, per https://spacenews.com/europe-aims-to-end-space-access-crisis-with-ariane-6s-inaugural-launch/
Source - Oct 12, 2023, 3:07 PM
NET 2025
Source - Apr 6, 2022, 7:19 AM
Added launch.
Source
Ariane Launch Area 4
ELA-4, is a launch pad and associated facilities at the Centre Spatial Guyanais in French Guiana. The complex is composed of a launch pad with mobile gantry, an horizontal assembly building and a dedicated launch operations building. ELA-4 is operated by Arianespace as part of the Ariane 6 program.
Total Launches
7
Orbital Attempts
7
Fastest Turnaround
1mo 12d
Ariane 64 Specs
Ariane 6 variant with four solid boosters, enabling heavier payloads.
Length
63 m
Diameter
5.4 m
Launch Mass
860 t
Thrust
15,000 kN
LEO Capacity
21,650 kg
GTO Capacity
12,000 kg
SSO Capacity
14,900 kg
Launch Cost
$90M
Reusable
No
Maiden Flight
2026
Fastest Turnaround
2mo 16d
Total Launches
2
Successful
2
Failed
0
Consecutive Success
2
Maiden flight: Feb 12, 2026
Arianespace
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.
Founded
1980
Administrator
CEO: David Cavaillolès
Total Launches
326
Successful
311
Failed
15
Pending
29
Consecutive Success
14
Guiana Space Centre, French Guiana
The Guiana Space Centre is a European spaceport to the northwest of Kourou in French Guiana, a region of France in South America. Kourou is located at a latitude of 5°. In operation since 1968, it is a suitable location for a spaceport because of its equatorial location and open sea to the east.
Timezone
America/Cayenne
Local Launch Time
Jun 29, 2026, 9:00 PM
Total Launches
333
Total Landings
0
Coordinates
5.1690, -52.6903