Amazon Leo (KA-01)
Communications
Success
United Launch Alliance(ULA)CommercialAtlas V 551LEOorbit
Flight Timeline
- T-00:03Ignition
- T+00:01Liftoff
- T+00:04Supersonic
- T+00:35Max-Q
- T+00:46Boosters Separation
- T+03:05Fairing Separation
- T+04:23BECO
- T+04:29Stage 2 Separation
- T+04:39SES-1
- T+18:15SECO-1
Launch time
Monday, April 28, 2025 at 11:01 PM
Success
75% weather GoOverview
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. 27 satellites are carried on this launch.
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
#6,939
ULA Mission
#165
Pad Launch
#115
Location Launch
#1,019
Designator
2025-088
Weather GO
75%
Weather Concerns
Cumulus Cloud Rule, Anvil Cloud Rules, Surface Electric Fields Rule
Launch Window
NET
Apr 28, 2025, 11:01 PM
Precision
Second
Schedule Changes
1 update
Cape Canaveral SFS, FL, USA
Cape Canaveral Space Force Station (CCSFS) is an installation of the United States Space Force's Space Launch Delta 45, located on Cape Canaveral in Brevard County, Florida.
Timezone
America/New_York
Local Launch Time
Apr 28, 2025, 7:01 PM
Total Launches
1,111
Total Landings
75
Coordinates
28.4889, -80.5778
Frequently asked questions
Cape Canaveral SFS