aug 312012
 
Dawn Prepares for Trek Toward Dwarf Planet Ceres

  NASA’s Dawn spacecraft is on track to become the first probe to orbit and study two distant Solar System destinations, to help scientists answer questions about the formation of our Solar System. The spacecraft is scheduled to leave the giant asteroid Vesta on Sept. 4 PDT (Sept. 5 EDT) to start its two-and-a-half-year journey [continue reading]

jul 122012
 
A Fifth Moon of Pluto is Discovered

  A team of astronomers using NASA’s Hubble Space Telescope is reporting the discovery of another moon orbiting the icy dwarf planet Pluto. This image, taken by NASA’s Hubble Space Telescope, shows five moons orbiting the distant, icy dwarf planet Pluto. The green circle marks the newly discovered moon, designated P5, as photographed by Hubble’s Wide [continue reading]