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.
AnswerI to am undergoing my own kidney stone experience. Mine will not pass and it is about the size of a large jellybean. I just passed a 6mm stone, but have also been told that 3 and under usually pass on their own too-I think I'm on stone 15 or so to date. Mine are calcium-oxalate in nature.