Maximum moderne
At the Pic du Midi observatory, a depressed astronomer researching the sun realizes during the Tour de France that the end of the world is coming.
Starring Philippe Rebbot, Sélène Assaf, Loïc Varanguien de Villepin, Coline Lubin, François Fehner, Eddy Letexier, Julien Sabatié Ancora
Watch "Maximum moderne" on Tubi TV released in 2021. It's a drama and fantasy movie, and has a rating of 5.6 out of 10 from Imdb which is fairly okay for this kind of movie, and is currently available to watch for free.