Hayabusa2 arrives at the carbonaceous asteroid 162173 Ryugu-A spinning top-shaped rubble pile. - Watanabe S; Hirabayashi M; Hirata N; Noguchi R; Shimaki Y; Ikeda H; Tatsumi E; Yoshikawa M; Kikuchi S; Yabuta H; Nakamura T; Tachibana S; et al. (Science (New York, N.Y.), 2019)