---
type: entity
entity_type: research_program
name: Google Project Suncatcher
parent_org: Google
domain: space-development
focus: orbital compute constellation
status: active
---

# Google Project Suncatcher

**Parent Organization:** Google
**Focus:** Orbital compute constellation with TPU satellites

## Overview

Google's Project Suncatcher is developing an orbital compute constellation architecture using radiation-tested TPU processors.

## Technical Architecture

- 81 TPU satellites
- Linked by free-space optical communications
- Radiation-tested Trillium TPU processors
- Constellation-scale distributed compute approach

## Timeline

- **2026-03-01** — Project referenced in Space Computer Blog orbital cooling analysis