Saturn is the last planet in the Solar system that is visible to the naked eye. Same way as Saturday is the last day of the week Shani means – which moves slowly- Shanaiye Shaniya. Planet Saturn has also been named after his nature. He also moves very slowly.
Saturday is considered to be day of Shani because Shani is symbolic of the time (Kala) and is the son of Surya (who controls the day and night). He represents the aspect of the ultimate God Head who is the controller of justice by giving the appropriate lessons necessary for an individual souls’ journey over multiple lifetimes. When placed in beneficial sign and house, he bestows a person with great wealth and fame Prosperity, Land, wealth, Good position