1 Eris is the most massive dwarf planet in the Solar System, exceeding Plutoâs mass by 28%. As such, it was a serious contender to be a tenth planet but failed to meet the criteria set out by the International Astronomical Union in 2006.  Eris was named after the Greek goddess of discord.
According to the American Urological Association, the time to pass stones located in ureters -- tubes leading from the kidneys to the bladder -- is an average of 8 days for stones less than 2 mm, 12 days for stones between 2 and 4 mm and 22 days for stones between 4 and 6 mm.
The matter of how long it takes to pass kidney stones therefore has no definite timeframe. There are factors, which contribute for kidney stones to pass quickly, sometimes even without pain. The size of the kidney stone, physiology of a person, his lifestyle and the treatment all contribute to the time frame. Click here to discover how you can remove your kidney stone naturally.