HARDWARE / PRODUCTUpdated 24 Jul 2026

EyeStar-S3 Satellite Simplex Communications System

NearSpace Launch
EyeStar-S3 Satellite Simplex Communications System

The EyeStar-S3 Simplex is an end-to-end satellite communications system providing quick, reliable beaconing from satellites, capable of delivering up to 600 Kbytes/day globally.

Key figurescomparable across the catalogue

Data rate
600 Mbps
TRL
9

Normalised to common units so this product can be compared with others in its category. The supplier's own wording is below.

As published by the supplier

Max data throughput
600 Kbytes/day
On-orbit success
100%
TRL
9
Availability
4 – 6 weeks

About

The EyeStar-S3 Satellite Simplex Communications System is an end-to-end solution designed for quick and reliable beaconing from satellites. It is suitable for various applications, including research and health and safety data transmission. The system is Globalstar Connected, ensuring anywhere-anytime coverage and the ability to transmit a maximum of 600 Kbytes/day. It boasts 100% on-orbit success and is flight-ready with a Technology Readiness Level (TRL) of 9. The product is compliant with new FCC requirements and is available with a lead time of 4-6 weeks. Coverage maps and data cost tables are available upon request, and simplex inventory is typically in stock.

Documentation

No public datasheet yet — request the datasheet / ICD from the supplier.

Source: www.cubesatshop.com ↗

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