Hayabusa2 extended mission target asteroid 1998 KY26 is smaller and rotating faster than previously known. - Santana-Ros T; Bartczak P; Muinonen K; Rożek A; Müller T; Hirabayashi M; Farnocchia D; Micheli M; Cannon RE; Brozović M; Hainaut O; Oszkiewicz D; et al. (Nature communications, 2025)