Dr. Català started her astronomy work in 1952, a time of economic recession in Spain and also of the nearly complete absence of women in Spanish universities. In fact, she was the first woman to become an astronomer in the universities of Spain.

He was director of the Observatori Fabra in Barcelona. He discovered 11 asteroids and 2 comets. In 1905 he received the Janssen prize from the Astronomical Society of France and was chosen member of the Astronomical Society of London.