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Solarstratos

Are you ready to flirt with the edge of space?

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News

24,500 feet and promising prospects

SolarStratos reaches 24,500 feet during its flight campaign: promising results, with significant improvements to come SolarStratos’s latest flight campaign from […]

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Takeoff imminent!

Renewed Trust from Our Partners: “We’re thrilled to be back in the air!” Payerne, March 2026 – Great news for […]

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New year, new challenges !

Back to Flight: The 2026 Season in Sight At the bustling SolarStratos base in Payerne, the electric solar aircraft is […]

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The challenge

Travelling to the edge of the planet using only renewable energy

The aim is to protect our planet’s climate from greenhouse gases by demonstrating that concepts and projects that seemed inconceivable a short time ago are now possible with the technologies available today.

The plane

Stratospheric solar airplane

The team

A team of passionate and highly specialised people

Multi-skilling is a must in such an experimental project. The team consists of a mix of aeronautical engineers, pilots, builders and others.

Partners

SolarStratos is supported by numerous Swiss companies

The team aims to be international, but is committed to its national roots.

Be part of it

Experience this 21st century eco-exploration

By becoming a member of the “SolarStratos” club, you help promote and support our challenge.