Research adds weight to theory Arrokoth’s two lobes produced by gravitational collapse – and reveals process Research adds weight to theory Arrokoth’s two lobes produced by gravitational collapse – and reveals process It is the most distant and primitive object ever visited by a spacecraft from Earth: now researchers say they have fresh insights into how the ultra-red, 4bn-year-old body known as Arrokoth came to have its distinctive snowman-like shape. Arrokoth sits in the Kuiper belt, a vast,