The latest special issue of Sciences & Vie features an article on our PlanetSolar II expedition on Lake Titicaca. Conducted in 2025, this mission demonstrated that a boat powered entirely by solar energy can successfully operate in the challenging conditions of the Andean highlands, while showcasing the immense potential of solar energy in a region...
Nous avons le plaisir de vous partager ici la Revue de Presse 2025 de la Fondation. Vous pouvez la consulter en suivant le lien ci-dessous. Revue_de_press_FPS_2025 Tout ce que vous trouverez dans cette revue est le fruit de la collaboration avec nos partenaires fidèles, à qui nous devons cette réussite. Grâce à leur soutien, nous...
As Christmas approaches, the PlanetSolar Foundation is pleased to share with you a look back at the past few months of a particularly radiant year, 2025. This newsletter, which you can discover here, is first and foremost an opportunity to extend our heartfelt thanks. Your interest and support are essential: thanks to you, our actions...
Mission accomplished! After 18 days of expedition, PlanetSolar II successfully completed, on October 17, the first full crossing of Lake Titicaca using solar energy, as well as the first full circumnavigation of the highest navigable lake in the world with a solar- and electric-powered boat. The outcome of this journey, which was paired with a...
Departing from Puno on September 30 for the first solar circumnavigation of Lake Titicaca, PlanetSolar II has now begun the return journey! After visiting the Island of the Moon, the scientific expedition stopped at the Island of the Sun — a symbolic stop, as the Moon and the Sun are the two Inca deities of...
Since last Tuesday, September 30th, PlanetSolar II has been sailing the waters of Lake Titicaca — marking a world first: the first solar-powered circumnavigation of the highest navigable lake in the world! The Swiss-flagged vessel is conducting a scientific mission in collaboration with the Binational Authority for the Control of the Lake (ALT), with support...
What a joy – and what an honor – for Raphaël Domjan. And for all of us! “It’s an immense joy and a great source of pride to have the privilege of being mentioned in Who are today’s Tintins?, alongside such extraordinary adventurers,” he exclaims. As a child, the adventures of Tintin were—much to the...
The PlanetSolar Foundation is sailing high, very high, with the ongoing expedition on Lake Titicaca. Powered by solar energy. At the same time, it is following the progress of the SolarStratos mission. Which, in turn, is flying high, very high, on solar energy alone. And on Tuesday, August 12, from Sion Airport, eco-explorer Raphaël Domjan...
Following the flight over the Matterhorn on July 18—featured on the front page of the Financial Times Weekend—SolarStratos has completed another highly successful preparatory flight on the eve of August 1st. Despite less-than-ideal conditions on Thursday, July 31, 2025—particularly in terms of thermal updrafts—Raphaël Domjan took off from Sion for a 2-hour and 31-minute flight...
You can still catch it in the coming days on RTS 1 and 2. The TV spot featuring Raphaël Domjan as ambassador for Naoenergy, a partner of the PlanetSolar Foundation, was filmed in a spectacular setting — right in the middle of wild chamois! Do you recognize the location? Here’s the making-of video — a...