ISTANBUL – Saturn’s small, cratered moon, Mimas, may secretly harbor a young subsurface ocean — a finding that could reshape how scientists define ocean worlds in the solar system, new research suggested. “When we look at Mimas, we…

ISTANBUL – Saturn’s small, cratered moon, Mimas, may secretly harbor a young subsurface ocean — a finding that could reshape how scientists define ocean worlds in the solar system, new research suggested. “When we look at Mimas, we…