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Atlas V 501 | Amazon Leo (Project Kuiper) Protoflight Mission

October 6, 2023 at 6:06 PM UTC

Cape Canaveral SFS, FL, USA

Atlas V 501 | Amazon Leo (Project Kuiper) Protoflight Mission launch image
Mission imagery · Atlas V 501

Launch details

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October 6, 2023 at 6:06 PM UTC

Status: Launch Successful · Live feed refreshes every 30 seconds

Space Launch Complex 41

Cape Canaveral SFS, FL, USA · 28.5834, -80.5830

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Rocket
Atlas V 501
Launch site
Space Launch Complex 41

Cape Canaveral SFS, FL, USA

Launch probability
85%
Window opens
October 6, 2023 at 6:00 PM UTC
Window closes
October 6, 2023 at 8:00 PM UTC
Feed updated
November 21, 2025 at 4:14 PM UTC

Mission description

This launch deployed 2 KuiperSat demonstration satellites to 500 km altitude, 30 degree inclination orbit. They were previously scheduled on the 1st Vulcan launch. 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.

Weather concern: Thick Cloud Layers Rule, Cumulus Cloud Rule

Mission media

Watch the launch.

Oct. 6 LIVE Broadcast: Atlas V Project Kuiper Protoflight

Full video record
Vehicle

Atlas V 501

Atlas · 501

Height

58.3 m

Diameter

3.8 m

LEO capacity

8,210 kg

Successful launches

8

Launch complex

Space Launch Complex 41

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.

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Connected program records

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All launches

Rocket record

Atlas V 501

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Launchpad record

Space Launch Complex 41

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Mission video

Oct. 6 LIVE Broadcast: Atlas V Project Kuiper Protoflight

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Same launch vehicle

Related Atlas missions.

Vehicle history
Launch Successful

Atlas V 501 | OTV-6 (X-37B) (USSF-7)

May 17, 2020 at 1:14 PM UTC

Launch Successful

Atlas V 501 | OTV-4 (X-37B) (USA 261) (AFSPC-5) & ULTRASat cubesat deployer

May 20, 2015 at 3:05 PM UTC

Launch Successful

Atlas V 501 | NROL-39 (USA-247)

December 6, 2013 at 7:14 AM UTC

Launch Successful

Atlas V 501 | OTV-3 (X-37B) (USA-240)

December 11, 2012 at 6:03 PM UTC

Launch Successful

Atlas V 501 | OTV-2 (X-37B) (USA-226)

March 5, 2011 at 10:46 PM UTC

Official links

Oct. 6 LIVE Broadcast: Atlas V Project Kuiper ProtoflightUnited Launch Alliance

Mission updates

Added launch (9 x launches on Atlas V)

April 6, 2022 at 6:55 AM UTC · Cosmic_Penguin

NET 1H 2024

March 14, 2023 at 1:36 PM UTC · Cosmic_Penguin

Moved up per reports that the 2 Kuiper demonstration satellites may have been de-manifested from the 1st Vulcan launch to a dedicated Atlas V launch. Details and Official Confirmation pending.

August 5, 2023 at 2:05 AM UTC · Cosmic_Penguin

Renamed launch mission name to one used by ULA.

September 10, 2023 at 5:55 PM UTC · Cosmic_Penguin

NET October 2023.

September 11, 2023 at 5:40 PM UTC · Cosmic_Penguin