Is this Planet Nine I would expect to be most peoples first question. "estimates that the total mass of the Kuiper Belt is around 3.6 x 1023 kg – or about 6% t

Is this Planet Nine I would expect to be most peoples first question. "estimates that the total mass of the Kuiper Belt is around 3.6 x 1023 kg – or about 6% that of Earth" - https://www.skyatnightmagazine.com/space-science/how-astronomers-weighed-kuiper-belt https://www.skyatnightmagazine.com/space-science/how-astrono... No idea what that would mean, would the second belt be about the same weight and could that mass in the position explain Planet Nine