RT @perthobs: #ThisDayInSpace 2007 @NASA‘s Dawn spacecraft launches. Dawn is currently orbiting dwarf planet Ceres. http://t.co/CpPq0bYgHu
RT @perthobs: #ThisDayInSpace 2007 @NASA‘s Dawn spacecraft launches. Dawn is currently orbiting dwarf planet Ceres. http://t.co/CpPq0bYgHu