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Amazon Leo (LE-04)

© ESA\CNES\ArianespaceArianeGroup\Optique Vidéo du CSG–T. Leduc

All launches
Arianespace

Amazon Leo (LE-04)

TBD

Ariane 64 Block 2
T-minus to liftoff

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Wednesday October 7 2026
StatusTBD
VehicleAriane 64 Block 2
OrbitLow Earth Orbit
PadAriane Launch Area 4
Pre-flight room
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Mission

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.

Quick facts

VehicleAriane 64 Block 2
OrbitLow Earth Orbit
PadAriane Launch Area 4
SiteGuiana Space Centre, French Guiana
WindowWednesday October 7 2026, 00:00:00 UTC→Wednesday October 7 2026, 00:00:00 UTC

Vehicle

FamilyAriane
Launch CodexDossier

Every source for this mission in one place — news, social, references, notes & the exact timeline.

Explore
Acquiring satellite view…
Trajectory unknown
Ariane Launch Area 4
Guiana Space Centre, French Guiana
5.256, -52.787
Scrub riskLOW
Go91%
Q

Q's read

Weather & scrubLOW risk
Weather Go91%Wind3 m/sGusts9 m/sCloud60%Temp27°C

Limiting rule: No flight through cumulus cloud with top at or above the freezing level.

HRRR Open-Meteo best_match (GFS-derived) F+71: CAPE 1080 J/kg · freezing 15,913 ft