R
rlb2
Guest
<font color="orange">Ceres is round, like a planet, and 590 miles (950 kilometers) wide. The rock, about the size of Texas, contains some 30 to 40 percent of all the mass in the asteroid belt between Mars and Jupiter.<br /><br />Thought to be a planet after its discovery in 1801, Ceres was later reclassified as an asteroid. But under the new and controversial planet definition that demoted Pluto, Ceres is now considered a dwarf planet.<br /><br />Vesta, the other target, is irregularly shaped and about 330 miles (530 kilometers) wide-about the size of Arizona.<font color="white"><br /><br />I tried to increase the sharpness in the images below and this is what I ended up with.<br /><br />http://www.space.com/scienceastronomy/070620_hubble_ceresvesta.html<br /><br />070620_hubble_ceres_Vesta_02</font></font> <div class="Discussion_UserSignature"> Ron Bennett </div>