Amazon’s project Kuiper begins deorbit of prototype broadband satellites

Amazon’s ambitious Project Kuiper, a satellite-based broadband initiative, has successfully concluded its Protoflight mission with the planned deorbiting of its first two prototype satellites, KuiperSat-1 and KuiperSat-2. This critical step marks a significant milestone in Amazon’s efforts to create a global satellite internet network, aimed at providing high-speed broadband to underserved and unserved regions worldwide.

The Protoflight Mission
Launched on October 6, 2023, aboard a United Launch Alliance (ULA) Atlas V rocket from Cape Canaveral Space Force Station, the two prototype satellites were designed to test and validate the technologies essential for the full-scale deployment of the Kuiper constellation. This launch was a significant move in the competitive satellite internet sector, currently dominated by SpaceX’s Starlink​.

Rajeev Badyal, Vice President of Technology for Project Kuiper, highlighted the importance of on-orbit testing. “This is Amazon’s first time putting satellites into space, and we’re going to learn an incredible amount regardless of how the mission unfolds,” Badyal stated​​.

Testing and Achievements
Throughout the mission, the Kuiper team tested various systems including satellite mechanics, propulsion, power generation, and communication subsystems. These tests involved establishing first contact, deploying solar arrays, and confirming the operational status of onboard electronics. Additionally, the mission tested the ground-based infrastructure, including telemetry, tracking, and control (TT&C) stations, as well as gateway antennas linked to the internet via Amazon Web Services (AWS)​​.

One notable achievement was the successful demonstration of end-to-end network functionality. Data was transmitted from AWS to ground gateways, up to the satellites, and then down to customer terminals. This comprehensive testing included real-world applications like streaming 4K video and conducting video calls, showcasing the network’s capabilities​.

Commitment to Space Safety
In line with its commitment to space safety, Amazon plans to actively deorbit the KuiperSat-1 and KuiperSat-2 prototypes, ensuring they burn up in Earth’s atmosphere. This procedure minimizes the risk of space debris, reflecting Amazon’s adherence to responsible space operations​.

Amazon’s Project Kuiper aims to deploy over 3,200 satellites in low Earth orbit (LEO) to establish a robust global broadband network. With $10 billion in contracts for 38 launches across various rockets including ULA’s Vulcan, Europe’s Ariane 6, and Blue Origin’s New Glenn, the project is set to scale rapidly. The company plans to begin beta testing with early commercial customers by the end of 2024 and expects to deploy and operate at least half of its satellite constellation by July 2026​​.

Project Kuiper’s Protoflight mission has laid a strong foundation for future launches and service expansions. The insights gained from these initial tests will guide the refinement of hardware, software, and operational procedures, paving the way for the launch of production satellites in the first half of 2024​. PC-Tablet