Sun’s day , consecrated to the Sun, became Sunday, with No 1 assigned to it on all computers. If today, if you ask ? DOW() , what is today, DOW being Day of Week, ?) it will show 1. If you type ?CDOW(), it will show Sunday. His primary gem is Ruby, secondary gemstone being Red Spinel. The word Solar is derived from Sol, Sun. You may have heard of Solar Fusion ! This is a Fusion Reaction happening in the Sun. He rules 3 constellations of the Sidereal Zodiac, Kartika, the Pleaides, Uttara Phalguni and Uthrashadha. He is Lord Shiva, the Master of Creative Destruction. He is Jesus ,Sol Invictus, the Invincible Sun. His Twelve Apostles allegorically represented the Twelve Houses of the Zodiac. Also the 12 Tribes of Zion. He is the 12 Suns of Indian Astronomy.