Contents

25 February 2005
Vol 307, Issue 5713

About The Cover

Cover image expansion

COVER The outer rings of Saturn and its moon Mimas, as seen against the cool blue, shadow-draped backdrop of the northern saturnian hemisphere by the Cassini Imaging Science cameras. Cassini is the first spacecraft to orbit the ringed planet and conduct an in-depth scientific exploration of this enormous and complex planetary system. See page 1222 [Image: Cassini Imaging Team and NASA/JPL/Space Science Institute]