... The Leo Triplet Galaxies from VST . ... Crowd pleasers when imaged with even modest telescopes, these galaxies can be introduced individually as NGC 3628 (top), M66 (bottom left), and M65 (bottom right). ... Asteroid Vesta Full Frame . ... Why is the northern half of asteroid Vesta more heavily cratered than the south? ... This sharp view from the Thermal Emission Imaging System camera on NASA's Mars Odyssey orbiter is centered on 154 kilometer (96 mile) wide Gale crater, near the martian equator. ...