Ariane 64 · Amazon Leo (LE-04)

Mission

Arianespace plans to launch Ariane 64 on the Amazon Leo (LE-04) mission on 23 Nov 2026 · time TBC from Guiana Space Centre, French Guiana. The exact date and time are not yet confirmed; the target orbit is LEO. The countdown and the livestream link are on this page.

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.