By Vincent Dubourg, Deputy Director of Balloons at CNES, Orbital Systems and Applications Division For 60 years, CNES (Centre National d'Etudes Spatiales) has been designing, developing and operating balloons to carry out scientific measurements and technological tests in the upper atmosphere. More than 4,000 flights have been operated by CNES balloon operators in all latitudes. […]
White streaks are sometimes observed in the wake of aircraft. In some cases, these can turn into cirrus clouds which, depending on their persistence in the atmosphere, can alter the planet's radiation balance and possibly contribute to global warming. While certain local humidity and temperature conditions are required for the formation of these trails, the […]
The James Webb Space Telescope is the largest and most powerful telescope ever launched into space. It follows in the footsteps of the Hubble Space Telescope by forming the next great space science observatory, designed to answer the most essential questions about the universe and make groundbreaking discoveries in all fields of astronomy. It was […]
Par Jean-Christophe Lambert, Cofounder & CEO, Ascendance L’objectif de la neutralité́ carbone des avions, fixé à l’horizon 2050, ne pourra être atteint sans une collaboration étroite entre compagnies aériennes, fournisseurs d’énergies, industriels, organismes publics de R&D et startups. Là où les compagnies aériennes, bridées par leur legacy, travaillent sur des projets à moyen et long […]