Josep Comas Solà, va veure l'atmosfera de Tità?

Abstract

In 1907 Josep Comas Solà, director of the Fabra Observatory in Barcelona, announced that he had seen a darkening on Saturn’s satellite Titan which made him think that this celestial body had an atmosphere. If this is so, he would be the discoverer of Titan’s atmosphere. We analyse Comas’ experience in planetary observation, the instrumental characteristics and the conditions of Titan, in order to verify whether Comas could actually observe the atmosphere. We can only conclude that he could