Different cultures attach their legends and beliefs to the Sun (myths of the Sun) as in the Greek mythology where the sunlight embodies the god personified by this star to the point where, to justify the legitimacy of a sovereign or increase the prestige of its lineage, direct family ties, is frequently established between the monarch and the Sun. Its place in the sky allows the control of everything that happens on Earth. Thus, courage, common sense and the attention of enlightened men helped contemporary generations to explore the Sun and describe the phenomena. Due to the progress of science in optical instruments, the study of the activity of the Sun is possible and derived data have guided this study. The objective of this work is to analyze the evolution of solar activity over time.