... Descent to Titan . ... Credit: Cassini Imaging Team , SSI , Cassini-Huygens Mission Explanation: Today's descent to the surface of Titan by the European Space Agency's Huygens probe is the most distant landing ever attempted by a spacecraft from Earth. ... Huygens' landing point is indicated by a yellow dot in this near-infrared image from the Cassini spacecraft ... but it is not known if a solid or liquid surface awaits it . ... Publications with keywords: Titan - Huygens probe - cassini spacecraft...