<P> Titan's thick haze layer is shown in this enhanced Voyager 1 image . </P> <Li> <P> Layers of haze, composed of complex organic compounds, covering Saturn's satellite Titan . </P> </Li> <P> Layers of haze, composed of complex organic compounds, covering Saturn's satellite Titan . </P> <P> On February 14, 1990, Voyager 1 took the first ever "family portrait" of the Solar System as seen from outside, which includes the image of planet Earth known as Pale Blue Dot . Soon afterward its cameras were deactivated to conserve energy and computer resources for other equipment . The camera software has been removed from the spacecraft, so it would now be complex to get them working again . Earth - side software and computers for reading the images are also no longer available . </P>

3 discoveries made by the voyager space probes