What is a voiding cystourethrogram (VCUG)? A voiding cystourethrogram (VCUG) allows us to evaluate your child's urethra and bladder size, shape, and capacity. This procedure uses x-rays and a contrasting agent that is administered by catheter into your childâs bladder. A VCUG can also help us determine whether your child has reflux â a condition where urine from the bladder goes upward back to the kidneys.
Finally, after five years of searching, on August 30, 1992, Jewitt and Luu announced the Discovery of the candidate Kuiper belt object (15760) 1992 QB1. Six months later, they discovered a second object in the region, (181708) 1993 FW.
Kuiper Belt Objects: Facts about the Kuiper Belt & KBOs. by Nola Taylor Redd, Space.com Contributor | June 14, 2012 01:13pm ET. Beyond the gas giant Neptune lies a region of space filled with icy bodies. Known as the Kuiper Belt, this chilly expanse holds trillions of objects, remnants of the early solar system.Dutch astronomer Jan Oort first proposed in 1950 that some comets might come from the the solar systemâs far suburbs.hat reservoir later became known as the Oort cloud. Earlier, in 1943, astronomer Kenneth Edgeworth had suggests comets and larger bodies might exist beyond Neptune. In 1951, astronomer Gerard Kuiper predicted the existence of a belt of icy objects that now bears his name.