Ariane 64 Block 2 — mission imagery
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TBD

Amazon Leo (LE-04)

Ariane 64 Block 2ArianespaceAriane Launch Area 4
Wednesday, October 7, 2026 · 12:00 AM UTCAdd to Calendar

NextVulcain 2.1 IgnitionT-00:07

Time to launch

87
DAYS
:
13
HRS
:
07
MIN
:
03
SEC
Launch Window Confidence
46% — Uncertain

Vehicle

Ariane 64 Block 2

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No description available yet.

Height63 m
LEO Payload21,900 kg
Launches356
Successes312

Provider

Arianespace

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FRA • Founded 1980

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...

Mission Brief

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.

PayloadAmazon Leo (LE-04)
OrbitLow Earth Orbit
CustomerAmazon Leo
Stages2
PadAriane Launch Area 4, Guiana Space Centre, French Guiana

Mission Timeline

0 / 90%
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Vulcain 2.1 Ignition

Main-stage Vulcain 2.1 engine ignition before liftoff

T-00:07
11:59 PM UTC
  • Vulcain 2.1 IgnitionT-00:07

Ground vector

Launch site

Site locked

Ariane Launch Area 4

Guiana Space Centre, French Guiana

Global range
SITE LOCK
Latitude
5.256°N
Longitude
52.787°W

Range Weather

Launch commit criteria

Clear
Watch
TrackingNo active constraints
Weather Rules

Tracking no weather issues at this time.

Primary concern
No weather issues
Rule count
0
Temperature
Not reported
Surface wind
Not reported
Window

12:00 AM UTC - 12:00 AM UTC

Delay History

2
Oct 7Oct 7TBD → TBD

Schedule updated

Dec 31Oct 7TBD → TBD

Schedule updated

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