---
title: Starshot
type: technology
url: "https://www.envisioning.com/research/apogee/starshot"
hub: apogee
summary: Laser-propelled light sails accelerating gram-scale probes to 20% light speed for interstellar flybys
---

# Starshot

Laser-propelled light sails accelerating gram-scale probes to 20% light speed for interstellar flybys
- Technology Readiness Level: 2/9
- Impact: 5/5
- Investment: 4/5
Starshot proposes laser-driven light sails to accelerate gram-scale probes to 20% of light speed for flyby of Proxima Centauri. Research; Breakthrough Starshot. Applications: uncrewed interstellar probes. Significant technical challenges: laser array scale, sail materials, communication.

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Source: Envisioning — Technology Research Institute (https://www.envisioning.com/research/apogee/starshot)