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.
Once a patient has passed a stone, there is a great likelihood that another stone will be passed in his or her lifetime. Since kidney stones may also be hereditary, this likelihood is passed on to the next generation.A patient who has experienced a stone is unlikely to forget the experience and often will arrive at the health-care facility already knowing the diagnosis.ince kidney stones may also be hereditary, this likelihood is passed on to the next generation. A patient who has experienced a stone is unlikely to forget the experience and often will arrive at the health-care facility already knowing the diagnosis.