Six billion kilometres out, Earth is barely there.
Six billion kilometres out, Voyager 1 turned its camera back towards home. What it captured was almost nothing — a pale flicker, less than a pixel wide, adrift in a band of scattered sunlight.
That speck holds everything. Every city ever built, every war ever fought, every person who was born and died — all of it fits inside a point of light too small to measure properly.
The image was taken in 1990. Carl Sagan looked at it and felt the weight of it immediately. He wrote about how this photo puts every human ambition into a kind of quiet, brutal perspective.
And the uncomfortable truth is — nothing about that dot has changed. We are still there, on that same pale blue point, in the same vast dark.
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