Wiktionary (0.00 / 0 votes) Rate this definition: fourth estate (Noun). A hypothetical fourth class of civic subjects, or fourth body (in Britain, after the Crown, and the two Houses of Parliament) which governed legislation. fourth estate (Noun). Journalism or journalists considered as a group; the Press.
Confidence votes 32.9K. Voyager 1 Voyager 1 is 8.2 billion kilometers from the Sun. The distance to the Earth varies depending on the time of year so the distance to the Sun is a much more constant measurement. On September 9, 2012, Voyager 1 was 121.836 AU (1.82264Ã1010 km; 1.13254Ã1010 mi) from the Earth and traveling at 17.043 km/s (38,120 mph) (relative to the Sun) and traveling outward at about 3.595 AU per year.
Distance of Voyager 1 from Earth. The following chart shows the distance of Voyager 1 from Earth as a function of time. Distance data is measured in Astronomical Units and sampled with a 2 days interval. The reported distances might be inaccurate around the times of closest approach for objects passing extremely close to Earth.