Khanism

Perspective

Pale Blue Dot

The Voyager 1 spacecraft was launched by NASA in 1977. Its original mission was to visit and photograph Jupiter and Saturn. As Voyager 1 departed the solar system, at the request of Carl Sagan, NASA commanded the craft to take a photograph of the Earth from a distance of several billion kilometers. This photograph became the foundation for Sagan’s 1994 book Pale Blue Dot: A Vision of the Human Future in Space. The following excerpt from the first Chapter in Sagan’s book offers one of the most amazing and humbling perspectives about the human race and our place in the universe.

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