Mounds On Distant World Arrokoth Open A Window On How It Formed
Back in 2019 , NASA ’s New Horizons probe flew by Arrokoth , a two - lobed small object in the Kuiper Belt far beyond Neptune . Observations of the object reveal mounds on the surface of the lobe and their size , shape , and composition . They are all remarkably similar , hint that these were the original building block for this far - away world . The objective is made of two different size lobes , call Wenu ( the large ) and Weeyo ( the smaller ) – it looks a bit like two hamburger stick together ....