The "Pale Blue Dot" picture of Planet Earth was acquired by the Voyager 1 probe exactly 30 years ago on Friday - from a distance of about 6 billion km (4 billion miles) miles. To mark the ...

Both Voyagers have four instruments switched on, though, sadly, their cameras—which captured iconic images like "the Pale ...

In 1990, Voyager 1 transmitted the famous “Pale Blue Dot” photograph of Earth, taken when the spacecraft was 3.7 billion ...

Carl Sagan was a cosmologist, astrophysicist, science communicator, and astrobiologist who played a significant role in the American space program. A great scientist who was a part of NASA's Voyager 1 ...