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Nos projets
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Our Projects

A Passion Dedicated to Innovation

Since 2015, LéoFly has been imagining, designing, and launching increasingly ambitious projects in the fields of aeronautics and aerospace.
Each achievement is a technical challenge, a learning opportunity, and a means of sharing knowledge.

We develop our projects with a focus on professional growth, combining scientific rigor with teamwork. Our members are fully committed, working on impactful projects organized into specialized divisions.

🌟 2024–2025 Flagship Project: Néon

The Rocket of Tomorrow, Today

Néon, our new large-scale project, brings together over 20 students with the goal of improving every technology previously developed by LéoFly — from airbrakes and telemetry to avionics.

📐 Dimensions: ~3 meters long – 150 mm diameter
⚙️ Teams Involved:

  • Structural: mechanical design, separation systems, parachutes

  • Aero: nose cone, fins, airbrakes

  • Avionics: onboard computer, sensors, PCBs

  • CubeSat: embedded micro-experiments

🎯 Objective: design a reliable, well-documented rocket ready to be iterated upon for future international competitions.

Training Projects

Learning by Building

To pass on our expertise to new members, LéoFly offers hands-on educational projects:

  • Mini-Rocket: a first introduction to rocket design and launch.

  • C’Space Research Rocket: featuring real onboard experiments.

  • Model Aircraft: a 1:21 scale replica of the Airbus A321XLR, equipped with an onboard avionics system.

✈️ Goal: introduce our members to aerodynamics, structures, propulsion, and flight electronics.

🏆 Past Projects: Constantly Evolving Expertise

Our past projects are the foundation upon which we build our new ambitions. Among them:

  • Atomic Blonde (2018): LéoFly’s first rocket.

  • Skyception (2019): winner of the Best Experiment Award at C’Space.

  • Pulsar, 2πR, Helios, Xenon: continuous improvement of our in-house technologies (airbrakes, roll control, telemetry, and more).

Les partenaires
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Sponsors & Partners

Supporting Innovation, Propelling the Future

C’Space is France’s national rocket launch campaign, initiated by CNES and organized by Planète Sciences.
Each year, nearly 350 French and international students gather on a military test site to launch rockets and onboard experiments — the result of one to two years of teamwork.


The goal of C’Space is to give students the opportunity to fly rockets carrying real scientific experiments.

These highly technical projects come to life and offer participants an unforgettable experience. The rockets are powered by solid-fuel motors provided by CNES and are recovered thanks to onboard recovery systems, such as parachutes. Since its first participation in 2018, LéoFly has been present at C’Space every year.

Each rocket built is a project in itself, with a dedicated team of 6 to 14 members working on it. In total, LéoFly has launched 8 rockets during this French campaign, earning awards such as the Best Experiment Award in 2018.

Dassayt System - Leofly's Sponsor
Igus - Leofly's Sponsor
Ariane Groupe - Leofly's Sponsor
Techso Leofly's sponsor
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OnePoint Leofly's Sponsor
Monday - Leofly's Sponsor
Dassaut Aviation - Leofly's Sponsor
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Galerie
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Gallery

Leofly's Team
Leofly's team
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Rocket Leoflt
Euroc - Leofly
EUroc
Ignition Leofly
Fly leofly
Sunset Leofly
Stars Leofly

Leofly

leofly@devinci.fr

12 Avenue Leonardo da Vinci,

92400 Courbevoie, France

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