Category Archives: Non classé

52 years ago, a solar eclipse was observed from the supersonic aircraft Concorde 001, flying over West Africa, with a record duration of totality, never surpassed since: 74 minutes. This adventure, of which I was one of the actors, is … Continue reading →

Roger-Maurice Bonnet, astrophysicist, former Director for Science at the European Space Agency, former COSPAR President and ISSI Director, has left us Jan.26, at the age of 88. Numerous hommages have been published since, in Europe and beyond. I give here … Continue reading →