The shadowy outlines of the terrain in Vesta's northern region are visible in this image from NASA's Dawn spacecraft. The image comes from the last sequence of images Dawn obtained of the giant asteroid Vesta as it departed the giant asteroid Sept.
Vesta in PerspectiveCredit: NASA/JPL-Caltech/ UCLAThe giant asteroid Vesta is shown here as the smallest body among other similar bodies in the solar system: Mars, Mercury, Earth's moon and the dwarf planet Ceres.
NASA's Dawn spacecraft has entered an approach phase in which it will continue to close in on Ceres, a Texas-sized dwarf planet never before visited by a spacecraft. Dawn launched in 2007 and is scheduled to enter Ceres orbit in March