Shani Jayanti is believed to be the day when Lord Shani, one of the Navagrahas made its appearance on Earth. In 2022, the date of Shani Jayanti is May 30. For many, Shani Jayanti is a day of fasting. For others, Shani is guru and guide. We tell of Hanuman and Lord Shani Dev, and the duty of Shani.