propulsion for
near-space
sunlight driven flight for a sustainable future
Near-Space Platforms
Rarefied's Jellyfish Series provides sunlight-driven platforms that enable long-term flight in the upper atmosphere for sustainable near-space operations.
Atmospheric Sensing
We are developing advanced platforms for continuous, high-resolution atmospheric data collection, improving climate research and weather monitoring.
Telecommunications
Our platforms offer a sustainable solution for long-duration telecommunications services and FutureG at high altitudes, reducing reliance on satellites.
Defense
Rarefied enhances defense capabilities with near-space platforms that provide persistent, high-altitude surveillance and communication for strategic applications.
Mars
We are pioneering solar propulsion technology to support future Mars exploration by enabling efficient, sustainable flight in extraterrestrial atmospheres.
Rarefied Technologies
Rarefied is an aerospace startup specializing in lightweight platforms that fly in near-space using only sunlight. As a Harvard University spin-out backed by decades of research, we are pioneering sustainable flight in the earth’s upper atmosphere. Our advanced platforms enable long-term, high-altitude operations that are set to revolutionize climate and weather modeling, telecommunications, and defense.
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By combining cutting-edge engineering with a deep understanding of rarefied gas dynamics, Rarefied's technology offers a low-carbon alternative to traditional satellites and aircraft. We are committed to shaping the future of aerospace through innovative solutions that provide continuous atmospheric sensing, next-generation telecommunications, and strategic defense capabilities.
